Jordan's brother and sister return, but Dr. Cox learns that his brother-in-law Ben hasn't visited a doctor about his cancer in the two years he has been gone traveling the world.

J.D. is planning on leaving Sacred Heart but before he goes there are a few things that he wants to do including; getting a hug from Dr. Cox, and learning the Janitor's real name. Elliot is ready for the next step in her and J.D.'s relationship and she begins moving her furniture into J.D.'s apartment.

J.D. asks Dr. Cox out for lunch, but runs into annoying former patient Jill Tracy, who unexpectedly teaches him something about responsibility. Elliot and Carla discover that Todd has been lying about all his hospital "conquests" and suspect that he's been less than truthful about other issues. Turk warns them not to meddle in his affairs.

Dr. Cox starts drinking after his decisions result in the death of three of his patients. The staff tries to cover for him at the hospital, while everyone tries to convince him how inspiring he is for them. Turk starts his new rotation with orthopedic surgery, but isn't so fond of his attending doctor's touchy-feely methods. Thus, J.D. and the Janitor attempt to help Turk find ways to bond with his new supervisor.

Jordan's brother Ben is admitted at Sacred Heart for having an accident with a nail gun. J.D. goes on a search for test results.

It's J.D.'s last day as an intern. Carla and Turk are arguing about dating other people. Elliot finally rebels against being everyone's doormat, and J.D. is just trying to stay out of people's way.

The three interns are each assigned patients with various illnesses. Statistically speaking, one of the three is going to die. J.D.'s patient is 86 year old Mrs. Tanner, who is in renal failure. 20 year old David Morrison is Turk's hernia patient and Elliot's patient Mrs. Guerrero only speaks Spanish and might have lupus.

J.D. and Turk make a huge sacrifice concerning a decade-long steak night tradition for a dying patient. Meanwhile, Dr. Maddox, the new Chief of Medicine, begins to show her true colors.

Laverne is brain-dead, and her family decides to take her off life support. One by one, the staff say their goodbyes, except Carla, who stoutly refuses to accept what's happening. She consequently finds herself "haunted" by Laverne. Meanwhile, Jordan gives birth, but Dr. Cox doesn't want to tell anyone because he doesn't want his daughter's birthday to always be associated with Laverne's death.

In a "Wizard of Oz" homage, J.D. is trying to go home, Turk searches for a heart donor and Carla worries, that she doesn't have the courage to become a parent. Meanwhile, Elliot doesn't believe, that she has the brains to lead a question and answer session. Also, the Janitor is painting color coded lines throughout the hospital for easier navigation.

Dr. Cox is the voice of reason and compassion. Turk is upset he wasn't chosen for a difficult surgery, and Elliot is criticized by Dr. Kelso for the 100th time.

J.D. meets the klutzy Julie, and when he becomes smitten, Elliot attempts to help out with romance advice. Meanwhile, Carla tries to find Dr. Cox's soft side, when he refuses to kiss his son. Turk and the Janitor put together an air band to win a contest, but Kelso gives them a tremendous obstacle.

Dr. Cox had a patient that he hadn't been able to diagnose for two years, and he is back again. Dr. Kelso has to face a retirement board when his true age is revealed. Elliot and Carla try to find enough people in favor of Dr. Kelso to keep him as Chief of Medicine.

J.D. believes he may have finally found a mentor in Dr. Kevin Casey, a surgeon with obsessive-compulsive disorder, and it turns out that Dr. Cox has always been jealous of the guy. Meanwhile, the Janitor and his new assistant help Kelso out with a garbage problem.

John Dorian, "J.D." to friends, is a boyishly handsome, self-deprecatingly funny, likeable guy who would be confident if he only realized his assets. Four years of medical school have prepared J.D. for his first day as an intern at Sacred Heart Hospital - but he has his doubts.

J.D. and Turk's college buddy, Spence, drops by for a visit, and accidentally tells Dr. Cox a secret. Too much partying with successful Spence causes Turk and J.D. to show up late and drunk for work, which Dr. Kelso fully reprehends them for. Elliot's feeling low since she can't measure up to Dr. Kelso's standards, and the Janitor starts another feud – this time over paychecks – with J.D.

J.D. and Dr. Cox go through the five stages of grief with their favorite patient, who is declining in health. Carla forces Turk to go on a string of double dates, including Elliot and her booty call Keith. Elsewhere, Dr. Kelso hits Ted with his car, thus Ted finally has the upper hand with a potential lawsuit.

J.D. flirts with the wife of a patient who's been in a coma for the past two years, whom they all call T.C.W. (Tasty Coma Wife). He feels guilty for doing that, even though she wants to go ahead with it. Meanwhile, he can't stand listening to any more relationship problems, as everybody dumps their issues on his ears: Elliot, sabotaging her relationship with Paul over beef jerky, Carla, finding out her engagement ring passed through a patient's digestive system and Dr. Cox's unsucessful attempts to get some attention from Jordan, who can only think about her baby right now.

Dr. Kelso is outraged, when he discovers, that a bird has been living in Sacred Heart. He orders the Janitor to dispose of it immediately. However, the Janitor likes the bird so much, he secretly keeps it as a pet. Meanwhile, J.D., annoyed with Keith, tries to get his intern fired, but things don't turn out as intended.

Laverne and Dr. Cox engage in a philosophical debate. Carla finds a hot nanny for Isabella, and Turk struggles to find a way not to leer at her. Elliot smuggles a patient's dog into the hospital to cheer her up and ends up in hot water with Dr. Kelso. A tragic twist awaits at the end, challenging everyone to decide if they think everything happens for a reason.

Relationships between the staff of Sacred Heart Hospital have been shaken since Jordan's revelations. Turk is sleeping on J.D.'s bed, after Carla kicked him out of his own. Elliot is having a hard time facing J.D. every day at work. J.D. desperately tries to get Dr. Cox's attention back, unsuccessfully.

When Dan resurfaces, J.D. is shocked to learn his father has passed away. The reactions from his co-workers help J.D. a little, but the one person, Dr. Cox, who he wanted to be there for him is too busy with J.D.'s patients. Meanwhile, Dan sits drunk in the bath tub the whole day and Turk finds out he has Type II Diabetes.

Elliot finds herself perplexed over a simple procedure that leaves her questioning her career path. She goes to seek Dr. Kevin Casey's advice but becomes frustrated when she learns that the epiphany toilet, which the Janitor secretly installed on the roof, is getting more attention than she is. Meanwhile, Turk asks J.D. to be his best man at his wedding, which sends J.D. into sheer bliss momentarily until he hears a phone message that makes him question his friendship with Turk.

When J.D. has to address a bunch of pre-med students about what it's like to be a doctor, he strays off the beaten path and chooses to discuss his best moments as a doctor instead. When he challenges the rest of the staff to do so, they all remember their best memories in the medical field. Meanwhile, Elliot is forced to face her fear of children, when she must befriend a ten year old boy, whose father is being treated in the I.C.U.

An ever present butterfly prompts the question on what could have happened different as Turk looks for his lucky do-rag for surgery, and Elliot tries to find a lost stuffed animal for a child needing a bone marrow transplant.

J.D. points out what seems to be a technical mistake to Dr. Kelso, but it was really an attempt of Dr. Cox to save a woman without insurance using a dead guy's insurance. Dr. Kelso and Dr. Cox show J.D. their different ways of looking at medicine. Meanwhile, the Janitor intimidates J.D., Elliot discovers the healing powers of her boobs and Turk gives Carla a pen he thought he took from the Lost and Found box.

J.D. is asked to introduce Dr. Kelso at an awards dinner, so he wants to find out something good about him. Dr. Kelso and Dr. Cox each have a patient, whom they feel deserves the benefit of a new experimental treatment, but there is only one open slot. Elsewhere, Carla and Turk try to help Elliot get her old job at Sacred Heart back. And the Janitor taunts J.D. with the made up game of "Jiggly Ball."

Turk and Carla turn J.D.'s old bedroom into a nursery for the baby. The Janitor seizes an opportunity to shove J.D. out of the picture for a day. Elsewhere, Elliot uses her mother to learn information about Keith's peers and Turk & Dr. Cox accuse each other of not being hip.

Dr. Cox is still facing the threat of suspension, and coincidentally, J.D. is assigned to a special patient: Jordan Sullivan, an important board member. Elliot is assigned to take care of a shrink whose jaw has been wired shut. Carla's mom makes a scandal after Turk spends the night at Carla's.

The big day for Turk and Carla has finally arrived, but a patient holds up Turk. With Elliot still angry at him, J.D. attempts to reconcile her with Sean as a way to make everything right again in their friendship.

J.D. plans a date with Kim on their night off but Elliot keeps getting in their way. Meanwhile, Elliot throws a baby shower for Carla.Perry and Jordan hand over all of Jack's stuff to Carla. And someone announces a very surprising pregnancy.

J.D. and Turk become heroes after saving a cameraman's life on TV. J.D. worries about his evaluation. Carla blows off a night at the bar with Elliot.

J.D. and Kim start contemplating about their future and their baby's future. Meanwhile, Turk rushes Carla to the hospital after she goes into labor. And Jordan accuses Dr. Cox of not being a more defensive father towards Jack.

J.D. and Turk try to treat Dr. Kelso's uninsured friend. Meanwhile, Dr. Kelso himself is concerned about a clothing thief. Elsewhere, Dr. Cox tries to convince Elliot that a reformed drug addict isn't exactly clean, and the Janitor blackmails Carla.

Dr. Kelso dons scrubs to prove a point to Dr. Cox, only to watch it backfire, when an obnoxious patient refuses to listen to him. J.D. and Turk party, while Carla struggles to find solace in Elliot.

Jamie's (T.C.W.) husband died, and J.D. struggles with the ethical issues involved in starting a relationship with her. Dr. Cox babysits his son, whom Jordan still hasn't chosen a name for, and is disturbed that he feels nothing for the baby. Turk is haunted by erotic dreams about Elliot, which gets him into hot water with Carla.

J.D. has finally earned the spot as brightest student, but he's got competition: Nick Murdoch, who seems to be nicer, friendlier and has a better butt than him. But even J.D. can't hate the guy. Turk is having problems at the operation table and doesn't tell Carla, who keeps bothering Dr. Cox about it.

J.D. tries to persuade a smoker patient to quit smoking in order to impress Dr. Cox, who is just feeling lonely in his opinion. Elliot's attitude towards Carla annoys her, thus Turk is able to go on a date with Carla, when he convinces her to forgive Elliot.

When Molly takes a job at a different city, she and J.D. end up having a night of kissing, and he tries to rush to sleep with her before she leaves. Dr. Cox goes on ambulance duty with a maniac, who he eventually finds out is a woman who has lost her son to an accident.

As J.D.'s relationship with Danni progresses, he and Dr. Cox are forced to spend more time together outside of the hospital, to Perry's great chagrin. Meanwhile, as they each deal with problems in their own relationships, Carla and Elliot work to find their own balance between their personal and professional relationships. Dr. Kelso accidentally punctures his eardrums giving the hospital staff an opportunity to tell him how they truly feel about him.

J.D. tries to get together with Elliot's sorority sister Melody, but she just wants to make out with him without going further. Meanwhile, Keith re-proposes to Elliot after she gets to make everything perfect, while everyone has fantasies about being married to Elliot. Elliot and Carla are having problems figuring out what is wrong with two elderly patients, who show the same symptoms but have no obvious connection.

Turk finds out, that Carla is pregnant, before she does, so J.D. convinces Turk to tell the entire hospital staff to surprise Carla with the news. But Carla wants to personally share her baby news with everybody, so Turk and J.D. have to quickly contain the hospital gossip. Meanwhile, when Elliot puts Dr. Cox into an embarrassing situation, he decides to get even with Elliot through Keith and Carla.

J.D. bonds with a patient, who is waiting for a heart transplant and discusses with her their idea of what death must be like. Elliot puts her foot down and demands a feminine locker room from Dr. Kelso. Turk decides it's time to propose to Carla, but a kid swallows the engagement ring.

Elliot meets a nice guy at the bar, but freaks out when she finds out he's a male nurse at Sacred Heart. Turk keeps asking Carla to marry him, but she still won't give an answer. Dr. Cox feels the pressure he puts on himself everyday: His psychiatrist, his subordination to Dr. Kelso and his paternal feelings for J.D.

Alex and Elliot argue over missing medication, and J.D. needs to choose sides. Dr. Kelso gives Carla a ride to work and she sees a totally different side of him. Turk finds out that Dr. Cox has secret feelings for Carla.

Turk and Carla start to have issues when Carla tries to change everything about her new husband. Molly Clock (Heather Graham), the hospital's new psychiatrist, becomes friends with Elliot because she believes Turk, J.D. and Carla are shutting her out. Also, when Turk and J.D.'s car blows up, Carla lets him pick out the new ride only to find that instead of a car, he buys three scooters for them, further proving Carla's point that she needs to always be in control. The episode guest stars the Sugarhill Gang.

The tropical seaside wedding goes ahead as the Janitor and Lady tie the knot which affirms the relationship of another couple.

After being convinced to go to Tacoma for Kim's first ultrasound, J.D., along with Carla, Elliot, Janitor, Keith and Ted, takes Kelso's new RV on a road trip. Meanwhile, Jordan and Dr. Cox have trouble when Jordan's ultrasound reveals that the baby will need surgery.

J.D. and Turk think they've got bad karma after hitting a car and causing an accident, while playing golf on the hospital roof. Dr. Cox bends over backwards to give Jordan as much comfort as possible on her labor day, and she confesses to J.D. that Dr. Cox is the real father. Elliot seeks advice from Carla on how to tell Paul that she's crazy, because they're getting more intimate and she can't hide it anymore. But Carla is feeling too crazy herself with the upcoming wedding.

J.D. challenges an urologist's assessment on a consult for a patient in need of a risky surgical procedure. He also starts to fall for her. Meanwhile, Elliot considers breaking up with Keith, but Carla is showing extreme hormonal changes due to her pregnancy and tries to interfere. The Janitor and Dr. Kelso are having a little tiff of their own about fear.

J.D. and Elliot's relationship seems to have been rekindled when they encourage Dr. Kelso to find his true happy place.

J.D. begins to feel distant from Turk, when he leaves him abandoned every time that he tries to talk to him. Elliot fights with Kelso for calling her "sweetheart," and she seeks Dr. Cox's advice. J.D.'s relationship with Elliot goes in a time race, when he has 48 hours to kiss her before he is put into her "Friend Zone."

J.D. is annoyed, that Julie doesn't laugh, so Elliot encourages him, to tell her his feelings, and Turk tries to use psychology to fix the issue. Meanwhile, Carla is upset, when the Janitor refers to a new nurse as a "hot young Carla," which intensifies her growing concern, that she is too old to conceive.

Ever since her father cut her off financially, Elliot's been feeling the weight of the world on her back. While having to find a new affordable place to live, she also has to face the threat of being sued by a patient whom she told he had only eight months to live. Carla and Jordan hit a sore spot when Carla gives her opinion on Jordan and Perry's relationship. Meanwhile, J.D. has a fight with Dr. Cox and the two dispute over who gets to give the better treatment to two patients with the same prognosis.

A memory loss patient is the peg for a look back on the last seasons of Scrubs, when the Sacred Heart crew looks back at their memorable moments.

When Cole and Kelso both get negative results back after a few routine tests, they learn the hard way to put their egos in check in order to rein in the support of their so-called friends.

Lucy finds couplings, dysfunctional or not, throughout the hospital

The med students of Winston University finally find something to be thankful for when Cole identifies his true calling in surgery, Drew finds the love of his life, and Lucy finds the inspiration to become a doctor.

While Turk struggles to find a replacement best friend, Elliott offers some sound advice and guidance to an over-worked and exhausted Lucy.

J.D. still clamors for Dr. Turk's approval as he approaches his final day of teaching at Sacred Heart, Lucy searches within herself for the courage to perform a basic medical procedure on a real human, and Denise and Drew make things official.

Lucy takes her new assignment as hell week "team leader" a bit too seriously, and Dr. Turk feels threatened when an internationally renowned surgeon pays a visit.

J.D., Turk, Cox, Kelso and intern Denise return to Sacred Heart to teach med school, while new med students Lucy, Drew, Cole and Maya are put through the ringer on their first day of school.

A case of guilty conscience plagues the med school when a student cheats on an exam and Dr. Cox takes it out on the entire class. Meanwhile, Denise makes a startling admission of her own.

While their wives are out of town, J.D. and Turk attend a med student's party; Kelso says goodbye to Ted and Gooch.

Lucy learns a hard earned lesson about what it takes to be a doctor. Meanwhile J.D. and Turk spot a potential love connection between Denise and the new med student, Drew, as they play matchmakers with a little bit of help from Dr. Kelso.

Before receiving their white coats, the med students of Winston University must figure out why they want to be doctors, and Denise gets a little relationship help from Elliot.

The reality of having a baby begins to settle in for both J.D. and Elliot while Lucy struggles with the reality of operating on people.

J.D. and Drew learn a tough lesson in mentoring when Dr. Cox and Lucy show them that sometimes the student is the teacher.

When Private Dancer is released from the hospital, the military informs him that his injuries are too severe to be reinstated into the service, so he gets depressed. The Sacred Heart staff try to cheer him up, while the Janitor is having a fish problem.

J.D. and Turk gather up a new crop of interns as they organize their annual (and historically unfunny) sketch show.

While Turk views an inspiring story on SportsCenter, he comes up with a new procedure which may help a paralyzed teen. Meanwhile, Dr. Cox and the janitor are suffering from romantic problems

A combination of a full moon and some bad luck causes Sacred Heart's new crop of interns to receive their toughest case load yet while Elliot makes an important decision regarding her future as a doctor.

Dr. Kelso's beautiful but unethical replacement, Dr. Maddox, shakes things up at Sacred Heart, while J.D. struggles to manage a new crop of incompetent interns and Carla helps Elliott put her ego in check.

Elliot begins enjoying luxuries since she has extra money with her new private practice gig. But eventually, J.D. becomes jealous of her and that forbids him the use of these privileges. Dr. Cox and the Janitor become roommates in one of the hospital suites, while Turk tries to convince Carla that she has postpartum depression and that she needs help.

Turk won't open up at couples therapy. Elliot refuses Dr. Cox's romantic advice, when a very attractive man saunters into the hospital. J.D. learns a lesson in humanity from a dying old woman. The Janitor accidently lets a bunch of rats run around Sacred Heart.

Dr. Cox is having issues with Jordan, since Ted revealed that they are still technically married due to some filing problems. J.D. has problems of his own as he can't shake off the tag of Co-Chief Resident the Janitor assigned to him, while Elliot keeps the Chief Resident tag. Elsewhere, Turk begins to doubt his abilities after letting a patient die and isn't helped, when he finds out J.D. has no confidence in him either. Dr. Cox and Molly spar about her involvement in his patients.

When J.D. finds Dan with Elliot, Turk tells him to use the hurt brother excuse to get them to break up, just like Turk uses his diabetes to get stuff from Carla. But then J.D. realizes he wasn't hurt at all... Dr. Cox and Dr. Kelso unite to try and torment their common enemy: Dr. Clock.

The Janitor and Lady invite the Sacred Heart staff to their fake wedding in the Bahamas hoping to score some loot but their scheme is about to backfire...

J.D. manages to still bother Dr. Cox despite being away on a vacation from the hospital. Meanwhile, Turk and Carla have some big news to announce.

Dr. Kelso and Dr. Cox have to work together again to get rid of Dr. Maddox, while Carla faces an incompetent intern.

Elliot is torn between moving too quickly and ruining her new relationship with Jake. Dr. Cox teaches Turk about having a healthy ego and Dr. Kelso and the Janitor fight over who gets to use the motorized cart.

After a hard day of work, Dr. Cox has the burden to tell his son Jack a good night story, so he disguises his hard day as a fairy tale about the little village Sacred Heartlia with Carla and Turk as the two-headed witch Turla, Elliot as the princess and J.D. as the village idiot. Other people featuring are the Janitor as the giant, Keith as the prince, Dr. Kelso as the dark lord Oslek, Ted as his hunchback and of course Dr. Cox as the brave knight.

Turk tries to assure a worried Carla that their daughter will acknowledge her Latin heritage. Meanwhile the Janitor challenges J.D. to identify everyone in the hospital, when it is discovered that he uses nicknames, because he doesn't know the people's actual names. If J.D. can't name all of them, he must take up the mop for a day. Elsewhere, Dr. Cox realizes that he is lonely without his wife and children.

J.D.'s ego becomes inflated after Dr. Cox finally gives him the recognition he's been waiting for. Elsewhere, the senior staff receives insight from the interns.

When Dr. Kelso tells the Janitor that nobody cares what he thinks, he starts a newspaper called "The Janitorial" to prove him wrong. J.D. and Turk fight over their manhood issues, while Dr. Kelso is too proud to ask for help about one of his problems.

J.D.'s teenage burn patient gives him a hard decision to make when he wants to go to his high school graduation. Turk doesn't want Carla to find out that he secretly learned Spanish. And to address Dr. Kelso's weight gain, Dr. Cox makes a game out of stealing his breakfast.

J.D. and Kim are surprised of how much they have in common. Recently giving birth, Carla doesn't want to return to work. Meanwhile, Elliot tries to persuade Dr. Turner, a surgeon with thirty years of experience, that medicine is the better option to work with and that surgery could kill him.

J.D's brother Dan returns and delivers a few home truths to his little brother. In the meantime, Elliot and Dr. Cox debate over the morals of their practice and the staff of Sacred Heart find the Janitor's behavior rather odd after he watches "An Inconvenient Truth".

Finding difficulties training his interns, J.D. asks to Elliot for some help. She tells J.D. about Sean, who gave Elliot great tips based on his dolphin training that fit perfectly for her interns. Dr. Cox finds the ideal pediatrician for his son: Dr. Norris, who acts and looks just like him. However, Dr. Cox is quick to find a problem with him once Jack develops a cough that scares both him and Jordan.

Turk takes J.D. up to surgery, and right from the start J.D. steps all over Turk when trying not to be the geek among the surgeons. Paul hears Elliot say "I love U2" while she was rearranging her CDs and thinks she said "I love you too." Dr. Cox decides to get even with Dr. Kelso by telling everyone he's dead, revealing what people really think of him.

Things get weird for J.D. when he discovers the identity of Kim's new man as he plans to reach out to her in order to move closer to Sam. Meanwhile, Turk starts a campaign for a promotion.

J.D. is feeling left out of his friendship with Turk and gets hurt when Turk is scared of opening up to him. Meanwhile, Carla is driven crazy over an unidentified urine sample, and Elliot tries to balance Sean and her career, so that one doesn't end up getting in the way of the other.

J.D. develops a crush on a new physical therapist but due to his latest misfortunes, he finds it difficult to ask her out. Elliot asks Keith to move in with her, but is not willing to budge on her home rules. Turk breaks his arm and is sent back to residency by Dr. Kelso. Thanks to Dr. Cox, he realizes that he doesn't know as much about medicine as he thought.

Elliot becomes unsure, if she wants Molly as her mentor, when she finds out that Molly doesn't have a perfect home life. J.D. is tested in leadership skills when Dr. Cox yells at him in front of his interns. Carla and Turk try to come to an agreement when Turk continuously wakes Carla up every night.

J.D. tries to break-up with Danni, but she beats him to it when she realizes that she will always be second place to Elliot in his heart. Dr. Cox suddenly becomes a nice guy and Elliot changes back to her old self after Dr. Kelso criticizes her new look.

Elliot feels uneasy with the proper terms for sexual organs, especially after performing a pelvic exam; J.D.'s patient refuses to have surgery for prostate cancer.

J.D. wants to show Dr. Cox and Dr. Kelso how to treat interns, but instead he finds out that they laugh at his bad jokes out of fear and respect. Everyone at the hospital is avoiding Jordan to get rid of her except for Turk. An aborted attempt to bond with her results in Jordan being conned by Sam, the drug addict. Elsewhere, Elliot's fellowship goes sour and she finds herself confiding in loose-lipped Carla.

Elliot starts showing J.D. up as the calmer, more competent doctor. A date with the Janitor leads to an a capella sing-off between his "group" and Ted's band. Turk starts taking his diabetes more serious, when he realizes the dire consequences of the disease.

Elliot and J.D. discover a major change in their relationship, when they spend time together looking for a former patient. Dr. Cox contemplates his new job title, when Ted refuses to do the majority of his work, whilst Carla and Turk talk about the possibility of a second baby. Meanwhile, the Janitor claims Dr. Kelso's abandoned office for the brain trust.

Dr. Cox shows up at J.D.'s door. Turk and Elliot partner on a research project and Carla struggles to fulfill a comatose patient's final request.

Dr. Cox's religious sister Paige comes to visit for her nephew's baptism. Turk is finding out, just how unsexy baby making can be. Elliot helps him realize that Carla finds the whole process to be romantic. Elswhere, J.D. and the Janitor start a buddy friendship.

All of the male doctors are euphoric due to the visit of Julie Keaton, the pharmaceutical sales rep, except for Dr. Cox, who still believes in treating patients for their best health, instead of trying to get some attention from the hot Ms. Keaton. Meanwhile, J.D. and Elliot argue over a risky decision regarding one of Elliot's patients. Turk tries to talk Carla into entering a practitioner nurse course, so she won't be so underestimated by the doctor's staff.

J.D.'s rude patient dies from cancer. Elliot is convinced Dr. Kelso is a singer and Dr. Cox finds himself trapped in a love square.

J.D.'s brother Dan returns for a surprise visit and Elliot learns that J.D. has been telling Dan that she still likes him. A patient with weight-related problems needs an MRI, but he's too big for the machine. Carla and Turk freak out when they begin to discuss baby names. Meanwhile, Dr. Kelso assigns Dr. Cox to assist Ted with malpractice claim paperwork after Dr. Cox insults Dr. Kelso's son.

Featuring a special appearance from Sesame Workshop's "Muppets", J.D. learns a lesson about the gift of compassion, while Elliot gets scammed by intern Katie to secure a spot on Turk's team.

Carla and Elliot try to help a patient, Maggie, lose her virginity as she prepares to die. Walking in on her sister and Dr. Cox prompts Danni to move in with J.D. Dr. Cox attempts to convince Turk to do a kidney transplant for a patient he has "moved up" the list. But a personal grudge seems to stand in the way and may decide whether the patient lives or dies.

A man injured in a bar fight teaches Turk and J.D. a lesson about living life to the fullest.

When Carla and J.D. go out to let Carla have some fun, they get drunk and end up accidentally kissing. Dr. Cox gets the hammer dropped by Jordan, when Jack has to get stitches under Perry's watch. Elliot has trouble with a male patient, who has taken enhancement pills.