The culmination of eight seasons ends tonight with a one-hour series finale - will Will and Grace raise a child together and find ultimate happiness? Will Jack find anyone that loves him as much as he loves himself? Will Karen find true happiness with the absence of Stan? All these questions and more will be answered as this groundbreaking series concludes eight amazing seasons.

Will and Grace are shocked to learn that Jack never told his mother he was gay and encourage him to open up to her at Thanksgiving. The evening brings a revelation for Jack as well: his father isn't who he thinks it is.

Grace contemplates having an affair with a married man. Elsewhere, Jack begins new career as a host of his new talk show "Jack Talk." Will gets some advice from Malcolm and tries to hide from Karen the fact that Stan is alive.

The culmination of eight seasons ends tonight with a one-hour series finale - will Will and Grace raise a child together and find ultimate happiness? Will Jack find anyone that loves him as much as he loves himself? Will Karen find true happiness with the absence of Stan? All these questions and more will be answered as this groundbreaking series concludes eight amazing seasons.

When Leo invites his hip and trendy ex-girlfriend to a friendly dinner party, Grace turns to Will, Jack and Karen to round out the guest list and keep the night running smoothly. However, when Leo's ex turns out to be the only girl Will ever slept with, Grace's jealousy gets the better of her. Meanwhile, Karen discovers Lorraine's dog Chompers hiding in Stan's closet and searches for a new owner for the puppy.

Matt Damon makes a guest appearance as a clever charmer named Owen, who's competing against Jack for a spot in New York's Gay Men's Chorus. Truth be told, however, Owen is totally straight and is really after the group's big perk: a summer trip to Europe, all-expenses paid. Jack suspects Owen's ruse but needs proof. How about the hug test? Now a flustered Jack reluctantly turns to Grace to ""in"" Owen. Meanwhile, a scheming Karen tries to pass off an unwitting Will as her lover and not her lawyer when she discovers that she's the object of pity for being single at her own Valentine's Day party

While a baleful Grace wallows in bed as she grieves over losing her boyfriend Nathan, an enterprising Will tries all his old tricks to spring her from her mattress and back into the real world's whirl. But when Jack and Karen arrive, Will fears that their bizarre efforts to help might actually drive Grace futher into her shell -- not to mention therapy.

Will reluctantly decides to use a birthday gift certificate from Grace to consult a psychic about his future and encounters an absent-minded fortune teller whose frighteningly personal predictions leave him reeling. Elsewhere, a guilt-ridden Grace hires a lackadaisical waiter whom she helped to get fired while Jack, who forever idolizes music, TV and film legend Cher, stumbles onto the real deal and meets the Oscar winner herself -- whom he mistakes for a drag queen.

The "Sound of Music Sing-Along" has come to town and no one is more excited than Grace. She plans for her and Will to attend the musical in character-like style by dressing up in costumes.

Karen celebrates her birthday with some of New York's crème de la crème, but the festivities turn sour when she ends up crammed in the bathroom with Grace, Will and Jack, who have all embarrassed themselves at the party.

In a flashback to Thanksgiving 1985, coed Grace invites her college boyfriend Will home to meet her family, but their romantic relationship swerves dramatically when a conflicted Will phones a teenaged Jack for some crucial advice. Unfortunately, Will and an angry Grace end up temporarily estranged when he blurts out the truth and she orders him out of the house -- and her life.

An unemployed Will agrees to serve as one of Jack's cater-waiters, until he learns that he'll be catering for American Bar Association. Grace discovers Karen's darkest secret: she once made a porn video.

Just as Will and Grace are settling into the idea of raising the baby together, Will's boyfriend Vince surprises him with an announcement that will ultimately lead Will to choose between his commitment to Grace and his relationship with Vince.

In a flashback to Thanksgiving 1985, coed Grace invites her college boyfriend Will home to meet her family, but their romantic relationship swerves dramatically when a conflicted Will phones a teenaged Jack for some crucial advice. Unfortunately, Will and an angry Grace end up temporarily estranged when he blurts out the truth and she orders him out of the house -- and her life.

Karen, Will, Jack, and Grace go on a trip in Karen's yacht to sprinkle Stan's ashes into the Caribbean while Leo is flying to Guatamala with an atractive co-worker. While Karen sprinkles Stan's ashes she finds Lorraine has been stowing on board. While Karen and Loraiinne fight, Will and Jack get drunk. Lorainne pushes Karen off the board and Rosairo jumps off after her. The next morning Grace finds Leo's bag with a letter from his co-worker Danni saying that she wants Leo. Will wakes up in bed naked with a hangover and a naked Jack in the bed with him. Meanwhile Karen and Rosairo are stuck on a cargo boat.

This episode is also known as "Thanksgiving." Will and Grace join Jack and Karen in a motor tour of their respective families. (Double-length Episode)

Searching for a movie-watching pal after Stuart opts out, Jack invites Grace for an afternoon at the theatre. However, when the duo discovers Stuart and a mystery man secretly catching a matinee, Jack is left questioning their relationship. Elsewhere, Will attempts to teach Karen the skills of driving, but the road warriors have a run in with the law their first trip behind the wheel, prompting Will to fight the ticket in traffic court.

An exasperated Grace tries to mediate between a resentful Will and her sloppy, free-spirited boyfriend Nathan when Nathan moves in while Jack is in a royal dither as he plans to finally meet his unseen father face-to-face. However, Grace grows nervous when the two polar-opposite men find some common ground and she ponders how a devoted boyfriend might affect her equally important relationship with her longtime buddy Will. After settling his father issues, Jack later gets the surprise of his life in a most unexpected fashion.

In the middle of her divorce proceedings, Karen learns that ex-husband Stan has suddenly passed away, and the funeral becomes a contest of wills between Karen and her British rival, and a free-for-all when the will is read for everyone who ever felt deserving, such as Will. Meanwhile, Grace is shocked when recently returned husband Leo is called back into service by Doctors Without Borders and asks her to make the trip with him to Guatemala.

When Vince's mother injures her leg and is unable to make her traditional Italian Thanksgiving, Will comes to the rescue by offering to make his own special dinner, but Vince's mother refuses to give Will any credit. Meanwhile, Jack gives Vince's sister Ro a few pointers on a big secret she is keeping from her family and fiancé. Meanwhile, Grace and Karen get very cozy with Vince's much younger cousin.

While Jack and Barry have their first date, Will interrupts to confess that he has feelings for Barry. Then Jack and Will give Barry an ultimatum: he must choose which one he would like to date. The decision is made - Will. At her hotel, Karen mocks Rosario by putting on a maid's apron. She is then mistaken for an actual maid by a very handsome maintenance man who has a disliking for the rich. In order to be near him, she and Rosario switch roles. After a week of perfect dates, Will tells Barry that he wants their relationship to be exclusive. However, Barry claims that he needs to play the field more and see what's out there before he settles down.

A deceiving, but flattering, newspaper photo makes Grace look more "endowed" than she really is and gains her the attention of a former high school heartthrob who was never one to keep abreast of her before. Jack is destroyed to learn that Will had a fling with Walter, Jack's ex-boyfriend.

After Will and Grace move into their expansive new dream apartment, they discover the awful pangs of separation anxiety as they pine for their smaller old digs now happily occupied by their friends who sub-let the place. Elsewhere, Jack tries to reconcile Karen with her estranged grifter of a mom, who wants to recruit her daughter for her next caper.

Grace's wedding to Leo leaves Will feeling upset over losing his best friend.

Tip-toeing through his budding relationship, an apprehensive Will makes the mistake of taking Grace's advice on love, playing hard-to-get with his new pseudo-boyfriend. However, when his game playing causes a rift in this budding romance, Will is left questioning Grace's wisdom in matters of the heart. Meanwhile, a distraught Jack and Karen bravely attempt to soldier on after learning their favorite television show will be going off the air forcing them to say goodbye to their six favorite Friends and a psychiatrist named Frasier Crane.

While on a blind date, Will finds out that Karen's husband Stan has had a heart attack and rushes to the hospital to be with the gang. Will, Jack, Grace, and Rosario all speculate on who Karen will turn to for her inevitable emotional breakdown. After all, who will pay the bills if Stan dies?

On Christmas Eve, Grace is torn when she has only two tickets to ""The Nutcracker"" and can't take both her best friend Will and new husband Leo, but her back-and-forth indecision leaves Will spinning like a Hanukkah dreidel between a dithering Grace and his previous holiday plans with Jack and Karen.

Will and Grace feel they need more elbow room, so they search for larger digs and find an exquisite placeâ€"despite the efforts of Sandra Bernhardâ€"but to finance the move, they illegally sub-let their old apartment. Meanwhile, a well-intentioned Jack begins filming a documentary of Karen's colorful life to celebrate her birthday but accidentally stumbles upon her estranged, lowlife mom.

Will finds a guy that he's interested in.

The big day has finally arrived - Grace and James are getting ready for their green card wedding. To Grace's dismay, Karen takes it upon herself to ignore her wish for a low-key wedding ceremony and decides to arrange including hiring Hall & Oates.

After Will and Grace decide to have a baby together, obstacles pile up before them, including a missing specimen sample and bungled insemination efforts that have them teetering between artificial and natural meansâ€"all leading to mis-conceptions. Meanwhile, Jack considers giving up his show-business aspirations, until he gets some career advice from a ""divine"" entity: his idol Cher. Likewise, married Karen is sorely tempted by the romantic tickling of a rich and natty gentleman.

Opting out of the annual Grace Adler Design Christmas party, ultimate ""Fanilow"" Will spends the night waiting in line for tickets to a special Barry Manilow concert only to have his weak bladder force him to make a quick pit stop and entrust Grace to hold his place. However, Will's snubbing of an overweight man in the bathroom line leaves his chances of meeting his idol in doubt. Meanwhile, a distraught Grace discovers her mother has cancelled on their annual Hanukkah shopping spree to have dinner with Jack. And Karen is embraced by the inspiring music of Manilow waiting in line with a Fanilow named Cheryl.

Jack is puffed up with paternal pride as he escorts his long-lost teenaged son Elliot to a junior high school dance but not before he coerces Grace into posing as Elliot's date â€" which only revives her own tortured memories of rejection from school dances many years before. Elsewhere, Karen has great fun at her lawyer Will's expense when she continues to capriciously summon him for bogus ""emergencies"" â€" that is, until she really needs him.

After Will wins a portrait session at a charity auction, he takes Grace to pose for a notoriously eccentric celebrity photographer but the unfocused shooter's bizarre methods ultimately produce a funky image that flatters Grace â€" and frightens Will. Meanwhile, Jack's back with another performance act, and this time he employs magic tricks but regrets using Karen as his assistant.

After losing his job as the host of "JackTalk," Jack vows never to return to acting. An unrelenting Karen, however, will not let Jack give up on his passion and decides to do whatever it takes to get Jack to an audition.

A wary Grace tells Will of her romance with his brother, Sam, and unleashes an avalanche of resentment. While Will wrestles with sibling rivalry, Karen helps Jack come to grips with turning 30 by hiring him as her personal assistant and leads Grace to sort through her true feelings for the Trumans.

Karen feels rattled by Stan's return and Will steps in to help her. Meanwhile Grace is labeled homophobic after her comments on Jack's talk show are misconstrued by gay men from all over New York.

Friends and family gather for the funeral of Will's father. At the reception everyone shares with Will fond last memories of his father, while Will's last memory of his father is not as pleasant. Marilyn helps him realize the changes needed in his life.

Will invites Jack to his gym on a "buddy pass," but when he expresses his embarrassment to Grace over his buddy's gay behavior, Jack overhears the comments and looks to set him straight about prejudice. Meanwhile, Grace continues to lend her ear when Karen's marriage hits rocky ground and she and Karen share an evening of girl talk.

Will and Grace get carried away in an escrow undertow when they pose as a wealthy couple shopping for homes of the rich-and-famous and visit Sandra Bernhard's posh townhouse where they become fast friends and make an fake offer -- but their ploy fizzles when she accepts their offer. Elsewhere, Karen is forced to attend her young stepson's swim meet and is uncharacteristically chastised by another mother for arriving late while Jack begins attending Co-dependents Anonymous meetings.

Grace finds it impossible to put up with her mother Bobbi's constant nitpicking, so Jack takes it upon himself to help her because, according to him, no one knows how to be a good daughter better than a gay son.

Rosie O'Donnell plays Bonnie, a no-nonsense single mom who clashes with Jack over the raising of their son, Elliot, fathered from Jack's sperm-bank donation. Bonnie's enraged because Jack had 12-year-old Elliot's hair bleached blond, so she lays down the law. ""From now on,"" she tells him, ""stay out of my kid's life. I don't want you to see him again."" A parallel storyline unfolds at a wedding gala, where Will poses as a tennis pro (because nobody likes lawyers); and Grace caustically toasts the bridegroom, her ex-fiancé. ""I've always thought about having a child,"" she says. ""But not as a husband.""

A dazed Grace is rescued by a handsome Jewish doctor who pulls her up on his horse and delivers her just in time for her insemination with an impatient Will. But their new relationship as expectant parents puts a strain on Will and Grace's relationship when they agree not to date until their baby is born. Meanwhile, a restless Karen can't make up her mind about cheating on her imprisoned husband with the genteel but ardent suitor Lionel.

Forced by his boss to betray both of his friends, Will quits--only to discover that everything isn't as it seems. Frustrated, he leaves a lost Jack and Grace behind and ends up on a tropical island without a care in the world. Until Ben shows up.

When they appear on their favorite TV show, Antiques on the Road, Grace can't wait to dress down the guests who are ever hopeful that their tchotchkes are worth a fortune, while Jack just wants to undress the show's attractive appraiser, Porcelain Paul. But then it's all business when they realize that their junky, thrift-store teapot is actually valued at $30,000. Meanwhile, Will's new boss makes the reluctant lawyer kiss up to Karen in hopes of landing her hubby as a client.

A successful and arrogant New York publicist hires Grace to decorate his house with the condition that she fixes him up with Will. But there's a problem: Will can't stand the guy. Meanwhile, Jack uses Karen to teach Will how to kiss someone he finds unattractive.

Grace comes home from a great date and listens to a staticy message she's received from Leo. Grace hides the message from Will, but when Will learns about it, he decides to take Grace to the Berkshires to get her mind off of Leo. Meanwhile, Karen and Jack try to set each other up.

While spending the holidays at Will's mother Marilyn's house, Grace gets cozy with Will's brother and old flame Sam. Sam's adopted daughter finds a fan in Karen, who is intrigued by the little girl.

When Will and Grace invite Vince and Nadine over for a meet-and-greet dinner, they find to their horror that their guests are actually polar opposites of themselves. Meanwhile, Karen is still angry with Grace and decides to leave the interior design firm when Jack comes to her rescue and hires her to be his new assistant at ""Out TV.""

When Vince's mother injures her leg and is unable to make her traditional Italian Thanksgiving, Will comes to the rescue by offering to make his own special dinner, but Vince's mother refuses to give Will any credit. Meanwhile, Jack gives Vince's sister Ro a few pointers on a big secret she is keeping from her family and fiancé. Meanwhile, Grace and Karen get very cozy with Vince's much younger cousin.

Hoping to cheer up Grace, a well-dressed Will takes his best friend with him on a dinner date. When the date stands him up, Will catches the eye of a female patron while Grace bumps into a guy with whom she once shared an ordinary, forgettable romantic encounter. Meanwhile, Karen takes student nurse Jack out to celebrate his school ""success"" but the evening turns sour when Karen runs into her ultimate nemesis, Candice Bergen. The meeting sparks yet another round in the Bergen/Walker Prank War of 2003.

Grace blames her relationship with Will as the reason for her lack of interest in dating and decides they can no longer have fun together. Meanwhile, Jack enlists Will's help when the IRS catches up with him.

Will and Grace elect to disagree when it comes to choosing sides during a mayoral election; she supports the female Jewish candidate and he's voting for the gay nominee. To settle matters, the roomies host fund-raisers attended simultaneously by both aspirants.

Jack convinces Will that they need a change of scenery and should buy a vacation home in an up-and-coming gay community. After purchasing a new pad, the duo find out that it is not quite the gay getaway they had imagined. Instead, Jack landed the two in a blue collar town. Meanwhile, Ellen asks Grace to babysit her kids for a day, but when Karen wants to get involved, Grace epresses her doubts about Karen's ability to take care of children.

When Grace feels that Will is abusing his power as president of the tenant's association, she runs against him. Karen tries to buy back Jack's forgiveness when she lets his beloved bird, Guapo, fly out the window.

Grace is concerned and confused when Will so adamantly insists that she turn down her job offer from his former boss Margot, who has asked Grace to redecorate the law firm.

A sports-challenged Will tries to impress his new friend Matt â€" a sportscaster â€" with his athletic skills by checking into a batting cage but it takes Grace to show him how to improve his swing. Meanwhile, Grace is given a mission: impossible when Jack and Karen ask her to exotically re-decorate Jack's apartment.

A birthday party for Will (who's 40 going on 37) is an uneasy celebration, thanks to a symbolic gift from his new lover that betokens commitment. The strangest present: a nude portrait of Will that's lacking in certain details.

Grace is apoplectic when she catches Will's philandering father on the arm of a glamorous stranger, but she gets even more worked up when she tells Will -- and he's happy living with denial. Speaking of cheaters, Karen misunderstands Grace and suddenly suspects that her husband Stan is having an affair, so she sets out to even the score.

In the aftermath of his parents' divorce, Will salvages a beloved garden gnome â€" nicknamed ""Squatsie"" â€" and proudly plants the childhood relic in his apartment's community area until Grace accidentally delivers a coup de grace on the gnome's dome with a shovel. Elsewhere, Jack consults his acting coach when he fears that his heterosexual role in a mattress commercial produced by Karen will stereotype him for more meaningful gay acting gigs in the future.

When Grace returns back to New York for her mother's birthday, Will tries to coerce her into staying in town a bit longer so the two can spend some quality time together. Meanwhile, Jack struggles with his new nursing teacher, Nurse Carver so Karen threatens her into letting Jack skip class and still make the grade. But, to everyone's surprise Jack discovers that he really misses nursing school and learning.

Grace's delight in having a bright intern whom she can mentor turns into horror when the young woman re-makes herself into the spitting image of sassy, brassy Karen -- and that's at least one too many Karens to handle. Meanwhile, Will and Jack volunteer to act out scenes for a gay sensitivity seminar for the local police but the peaceful intent is lost when they tussle with two lesbian cast members who strongly object to their non-inclusive, sexist language.

The day before Will's charity auction and carnival, Jack meets and begins dating Baby Glenn, who is still riding his fifteen minutes of fame from when he got trapped in a hole for three days in the eighties.

Karen is finally forced to come to terms with her feelings for her presumed-dead husband when Jack surprisingly tells her he thinks she belongs with Stanley, not Malcolm.

Demi Moore plays Sissy Palmer-Ginsburg, Jack's babysitter who now becomes his roomate. On the other hand, Will hates her.Grace faces an identity crisis as a wife.

When Will and Grace meet a stranger named Ned in the elevator, Grace accuses Will of being too nice to people he doesn't know. While Grace befriends Ned and invites him to dinner, Will makes some nasty remarks about him, but they soon discover that Ned's not the best company to keep. Meanwhile, Jack is having trouble at his new company because he feels he can't relate to his co-workers after they mock him about his Cher doll. Karen and Rosario lend some much-needed support.

Grace and Karen are hired to decorate an apartment of a newlywed couple and they want their place to be all about love. Will Grace and Karen, two newly divorced women, be able to do the task? Meanwhile, a doomed bookstore gets help from Will... sort of.

Alternately flirty and shy, and acting "incredibly" like a schoolgirl, Karen falls for a suave and sexy restaurateur. The two of them seemed to hit it off on their first date, but then, he hasn't called her in three days. So buttinsky Grace makes it her mission to confront Prince Charming and find out why. Elsewhere, Will and Jack join a gay men's soccer team, and Will, for one, is hardly having a ball. "They were running and kicking and pushing each other down." he says. "It was supposed to be gay sports. Where were the lingering hugs?"

When Rob and Ellen ask Will and Grace to be the best man and maid of honor at their wedding, Grace's sexy past with the groom is exposed when Ellen learns at her bachelorette party that Grace once slept with Rob. Meanwhile, Jack is confused by his reaction to the entertainment at Rob's bachelor party.

Grace is smitten when she meets Sumner, Karen's charming and handsome nephew, but Grace's attempts to arrange a date are constantly thwarted when Karen conjures up a litany of lies to dissuade her. Meanwhile, Will tries to terminate his dead-end relationship with a needy nebbish, but postpones the dramatic moment because he's so infatuated with the guy's lovable doggie, Pepper.

When Will hears his ""biological clock"" ticking, he shocks Grace by asking her to become the mother of his baby but when they meet with a therapist, Grace reveals that she's uneasy about the necessary sacrifices â€" and makes a startling revelation. Inspired by Will's ""seize-the-day"" quest, Jack and Karen are also moved to pursue their goals: for him, it's auditioning for a legitimate Broadway production; for her, it's visiting her imprisoned husband for a dreaded conjugal visit.

It's a scary glimpse into the future for Will and Grace when they visit their curmudgeonly retired college professor only to discover that he is a bitter old man that has a ""Grace"" of his own. Meanwhile, Karen must confront her most mortal enemy, the kitchen, when Stan requests a homecooked meal for his birthday, and she looks to Jack and Ben to come to her rescue.

Will and Jack can't wait to arrive at the house of two old friends who are known for their wild parties but they discover that the former party animals are now sedately raising an adopted baby girl -- and Will shocks Jack when he volunteers to test his shaky parenting skills by babysitting her for them. Elsewhere at a snooty yacht club, Grace believes that Karen is jealous of her romantic relationship with Ben but then later regrets taunting her.

While en route to London, Will and Grace spot Grace's ex-husband Leo on their flight. Will charms a pair of gay flight attendants, who also happen to be dating, so he can smuggle Grace into first class to talk to Leo.

When Grace and Leo join Karen for a friendly game of tennis at her exclusive club, her fierce playing style sends Grace fleeing the court. However, when the reason for her angry play is her hatred for Leo, Grace is determined to find a way for them to get along. Elsewhere, a nervous Will suckers Jack into visiting his depressed mother in Connecticut hoping they can cheer her up.

After winning concert tickets from a radio contest, Grace vows to get more involved and she volunteers herself and Will to help out at the community center. Unfortunately, her charitable work conficts with the concert. Meanwhile, while collecting clothes to give to the mission, Jack donates a pair of Karen's most-prized shoes.

When Jack learns that Will never learned how to swim, Jack insists that he teach Will how. Meanwhile, Karen sets Grace up on a blind date with one of Malcolm's friends.

Will presents his newly reconciled parents with a cruise for their anniversary, but their individual secrets ruin his hopes.

Teaching a design seminar challenges Grace; chaperoning Jack's son occupies Will at the youth's basketball tourney.

Grace dispatches Will to sell her dearly departed uncle's jalopy but after he makes the sale to an enterprising nun, a guilty Grace changes her mind and wants to buy it back -- but the sister makes it clear that, short of a miracle, it's going to cost her plenty. Elsewhere, Karen must duel with an equally eccentric rich friend for the housecleaning services of Rosario while Jack suddenly sees the world differently when he believes his missing father is African-American.

Will must decide whether to support Grace's independence by encouraging her to take an apartment across town or selfishly keep her close by inviting her to share his living space. The decision may be made easier, however, by the nagging presence of Will's current roommate, Jack, and his parrot, Guapo. Meanwhile, Karen and Jack meet for the first time and find each other to be fabulous.

Will expects two friends to arrive in New York to plan a wedding, but when the bride-to-be falls ill, he asks a willing Grace to work with the clueless groom to work out the details â€" but she gets a little too involved in the dreamy details and fancies herself a bride instead. Meanwhile, Will and Karen get chummy over a steamy potboiler book that they're both reading which leaves a jealous Jack fuming as the odd man out in the book-of-the-month club.

It's Will's birthday and all he wants is a nice, quiet dinner with his two best friends, Grace and Jack. When Jack and Grace discover they share a passion for figure skating, they surprise Will with tickets for Champions on Ice and Karen reluctantly joins the special evening.

Will hires a cleaning lady to "rescue" his designing roommate Grace from the creative chaos that litters their apartment, and while preparing for an annual decorators' contest, Grace develops a dependency on her maid and can't create without her. Meanwhile, Jack poses as an attorney in Will's office to impress an attractive guy he hopes to date.

After a large corporation takes over OutTV, Jack's talk show "JackTalk" is completely revamped. An immediate change comes when the new conservative owners hire Amber-Louise as "JackTalk's" new co-host.

Will agrees to fire Karen's pastry chef until the baker cooks up a delectable love triangle for the three of them. Meanwhile, Grace enlists Jack's help in launching boyfriend Nick's career as a television writer but Jack shatters Nick's script-writing dreams.

After three months on the island, Will finally returns only to learn that Jack and Grace have bonded in his absence. Meanwhile Grace still can't decide between Josh and Ben; When Karen tries to smuggle pearls in the States, Rosario ends up taking the rap.

On the eve of his graduation from nursing school, a nervous Jack turns to Will for help writing his commencement address. Reconnecting with his past dreams of being an accomplished playwright, Will over-analyzes the speech, searching for the life experience that sent Jack to nursing school as a source of inspiration.

When Will is set up on a blind date by his boss, he has internal debates on whether or not to go. Of course, Jack gives Will advice on how to be a good blind date. Meanwhile, Grace continues to struggle with her wimpy boyfriend Josh as Karen doles out some typically un-wanted advice.

A nervous but optimistic Grace decides it's finally time to tell Leo she is pregnant with his child, but when she finally works up enough courage to actually meet her ex-husband she receives some unexpected news.

The group go on a road trip for Grace's get away weekend -- a weekend devoted to not mentioning the name ""Leo."" Jack and Karen hate the car ride and decide to bail on the plan. Elsewhere, when Jack spots Peter a ""sinfully delicious"" man who Jack remembers from a cocoa commercial when he was a kid, he recruits him to be the new face of ""Out TV,"" much to the surprise of Rip Taylor who also wants the gig

Will, Karen and Will's boss Mr. Stein (Gene Wilder) form an anti-romance club thanks to Will and his recent break-up with Barry. The three hold two meetings claiming that ""love stinks"" until Karen and Mr. Stein form a budding relationship. The two carry on having sex and dating behind Wills back not wanting to hurt him. Will breaks up the club after he finds out claiming that ""If you're going to form a club for people who are alone and bitter, you have to at least stay bitter."" Meanwhile, Grace decides to make a sexy video for Leo who is away in Africa. Jack wakes up to the sound of her singing and tells her that that's not sexy at all. He invites her to his acting class where the students are supposed to be very open to each other. Grace attends one class, but finds that it isn't helping one bit. Jack films her taking a shower without her knowing it. When she sees the tape, she agrees that it is very sexy only to find out that Jack has been sharing it with his class.

Enjoying the success of their new business venture, entrepreneurs Will and Grace help their apartment buyers Jack and Stuart settle into their new life under one roof. However, when Grace receives a higher offer on the apartment, the ""friendly flippers"" attempt to break up the happy couple by encouraging Jack's cold feet as they see a chance to make a quick buck. Meanwhile, Karen demands that Lyle finally discipline his unruly daughter Lorraine, nearly shattering the couple's budding romance.

The new lawyer in Will's firm is the same lout who bullied him as a child; Nathan's birthday flusters Grace, who's outdone in the gift department by Karen.

Grace rejects an ex-boyfriend's suggestion that she participate with him and his girlfriend in a romantic escapade but when she confides in Will and Karen -- who fall down laughing at the prospect -- the conservative Grace considers throwing caution to the wind. Meanwhile, Will tries to help a newly employed Jack meet a customer at a clothing store by prompting him with witty lines like a latter-day Cyrano de Bergerac.

Grace is thrilled when, thanks to Karen's social connections, she gets the chance to land a prestigious client for her interior-decorating firm. The only problem? She must compete with international design goddess Helena Barnes. To help boost Grace's confidence, Karen assumes the alias of ""Anastasia Beaverhausen"" to dig up dirt on the socialite. Meanwhile, Jack tries marketing an odd invention: a tush pad for riding the New York City subway.

Will and Grace plan to spend a serious Halloween together watching Ingmar Bergman movies at home--until Harlin drops off his over-eager kids at their place when he's called away on business. Meanwhile, Jack convinces Karen to accompany him to the downtown parade where she becomes an honorary drag queen.

Will finds a "substitute Grace" in Val, a new neighbor who is available for plans with Will while Grace is consumed with work. As Will and Val continue to spend more time together, Grace fears that she has been replaced and fights with Val to regain Will's attention. Meanwhile, Jack seeks support from Karen after the court finds him guilty of slapping a meter maid and sentences him to pick up trash.

Grace attends a holiday party at Will's mother Marilyn's home and accidentally breaks a treasured Lladro figurine. Will convinces Grace not to tell his mother and to blame the accident on one of the other guests at the party. Elsewhere, Karen's stepdaughter, Olivia, comes to stay for the Christmas holiday. While lunching at the mall they start making fun of people, but Karen's remarks are especially mean and Olivia and her friends take offense.

While Will and Grace are feuding, Karen and Jack hatch a wobbly plan to patch up their differences about co-parenting a baby by tricking each one into attending the same child's birthday party. After arguing over who brought the better gift, the feathers continue to fly as the best friends fuss over their conflicting agendas.

When Grace's rebellious, free-loading older sister Janet comes to town to launch her new jewelry enterprise/folding table subway stand, Grace decides to put her foot down casting her sibling away. However, when her tough love prompts Janet to go corporate by taking a 9-5 job and studio apartment, Grace can't seem to handle her new image. Meanwhile, Karen continues to spurn Lyle's proposals of marriage, only to have a change of heart after Lorraine stops by for an impromptu visit, to declare her disapproval over Karen's ""relationship"" with her father.

A "surprise" birthday party for Jack astounds Will when his estranged older brother Sam turns up at the fete at Grace's invitation. Not only do sparks fly between the brothers, but electricity of a different sort crackles between Grace and Sam. Meanwhile, Karen flashes her platinum card for Jack as the pair shop until they drop at a boutique where the snooty salesmen previously had snubbed Jack.

The gang retreats to a cabin in Vermont for the weekend, where Grace rekindles romance with an old flame and tries to hide the fling from Will, who's pining on the eve of his would-be anniversary. Meanwhile, Karen's culinary efforts go up in smoke, as does Jack's attempt to cheer Will by dragging him to a gay pub, where the town barber-turned-hair stylist sidles up to him.

Will returns from vacation to discover that Grace's romantic relationship with neighbor Nathan is humming along. Nathan feels neglected when Will and Grace resume their chummy friendship, complete with their own private language and code. Meanwhile, Jack proudly takes his new-found son Elliot shopping for school at Barney's while Rosario and Karen each cruise the merchandise looking for the perfect "anniversary gift".

Grace's visiting mom, Bobbi Adler, a would-be star whose propensity for breaking out into show tunes and impressions dismays her daughter – and delights Will, Jack and Karen – wreaks havoc by suggesting Will and Grace wed, despite their sexual differences. When Will winces at the fantasy of committing to anyone who needs to be the star of a relationship, Grace realizes she's more of a chip off the old block than she imagined.

After Grace defies Will's wishes and brings home a puppy, Will can't resist the pooch and begins to treat him like a newborn baby. Meanwhile, Jack and Karen worry about the dog's effect on Will and Grace and insist that the new parents go out for a night on the town.

When Grace receives an unexpected marriage proposal from her boyfriend, Will tries to be supportive of her decision but finally tells her that she's making a mistake, even though he's putting their friendship at risk. The situation is complicated by interference from Grace's socialite assistant, Karen, and Will's outrageous friend, Jack.

Grace has made up her mind to break up with Ben because she's convinced their relationship is going nowhere -- but his charm and refusal to call it quits tempt her to reconsider. Meanwhile, Jack's latest and most outrageous cabaret gig is an absolute bomb until he frantically works an unwilling Will into the act by mercilessly ridiculing his attending friend's most-private confessions.

Attending a local gallery opening, Will catches the eye of a rich plastic surgeon, who uses his vast fortune to provide the modest lawyer with a new level of material possessions. However, when Will realizes that he has become a ""lady of leisure,"" he decides to confront his sugar daddy/boyfriend. Meanwhile, Grace's thirst for delectable noodles sends her to a new local restaurant, but an argument with the owner prompts her to launch a boycott of the establishment.

Opting to forgo a picturesque fall wedding to elope in Las Vegas, Karen hops a plane to ""Sin City"" with fiance Lyle and faithful friends Will and Jack but when she bumps into vacationing superstar Jennifer Lopez, she asks J-Lo to sing at the ceremony. Meanwhile, Leo returns from Cambodia to meet up with Grace at the wedding, but their reunion is delayed by a freak design accident.

Karen looks for a place to live, and succeeds in finding an apartment with a gal named Liz. Liz turns to be just as self-important and skanky as Karen, so it's a perfect match. Meanwhile, Grace and Jack are concerned about Will when he gets injured and relies heavily on painkillers.

Will is up for partner at his law firm. His boss, Margot, invites the candidates for partner to a dinner at her house, where she will ultimately make the final decision. Will, who is worried that Vince will ruin his chances of getting the promotion, is reluctant to bring him as his date. Grace also attends Margot's dinner party under the pretense that Margot has set her up on a blind date. Once there, Grace realizes the blind date is with Margot's husband. Elsewhere, Rosario becomes sick and Karen refuses to believe she is really ill.

While visiting Karen's incarcerated husband, Grace re-discovers a handsome high school friend who's also doing time in prison, and despite Will's advice, she's soon dressing up and visiting the inmate while dreaming of a life together outside the Big House. Conversely, a sympathetic Rosario chides Karen for not standing by her man â€" and bets her boozy boss that she and pal Jack cannot stay penned-up together in the same room for three days without harming each other.

After a near-death experience in a Jean Boutique, Grace decides to write her will and enlists Will's legal expertise to make sure she's fair when bequeathing her money. Grace visits Will's mother to find out how much Will plans to leave her and is shocked by what she finds. Thanks to Grace, Will also takes a look at his life and decides it's time to make a life altering career move. Meanwhile, Jack and Karen find an imposter teaching Jack's ""McFarland Method Of Acting."" Realizing he needs new material to get back into teaching, Jack changes his method to win back his students.

Scott Woolley, an old high school classmate seeks revenge on Karen for ruining his senior year by trying to become president of Walker Inc. After Scott shows a presentation that wows the board, he takes control of the company, much to Karen's dismay. Meanwhile, Jack and Grace take the day off of work to go to the movies. While at the supermarket getting snacks, they run into Vince and his co-worker, and assume Vince is cheating on Will.

Despite their history, Grace spends a fun evening with Val [ from ep. # 18 Grace, Replaced] only to have Will suspect her of stealing. Meanwhile Jack becomes attracted to the leader of Welcome Home-an organization for gays who have converted to going straight, so he acts straight to woo the man.