Adrian and Ben prepare for the imminent arrival of their daughter. When Adrian experiences discomfort, the couple - believing she is about to go into labor - are instructed by their doctor to leave for the hospital. Ben and Adrian agree not to call anyone until they know more, but as word spreads she is in the hospital, family and friends gather there to share the joyous occasion. But the couple learn some devastating news that will change their lives forever and will need those closest to them for support.

Everyone has returned from summer vacation, and George tells Anne a big revelation.

Amy visits Jimmy to learn why he never called her; Adrian makes a confession to Ricky.

Amy fears that Jimmy's standoffish behavior is a result of her bad kissing, so Ricky offers to help her practice, which ends up being a bad idea. Elsewhere, Adrian's parents are planning a quiet, low-key wedding at home, and Ricky is hesitant to introduce everyone to his foster parents. A mother-daughter dance is being planned at school, but most of the students have strained relationships with their moms at the moment. Lastly, Ben must decide whether to continue pursuing Grace, and Anne suggests therapy as a final attempt for her and George to keep their family together.

A messy custody battle ensues as Amy and Ricky continue to disagree over their rights as John's parents. Still angry with Ricky for breaking up with her, Adrian sides with Amy and encourages several of their friends to do the same. Elsewhere, George grows more frustrated with Anne's refusal to get re-married right away. Ben and Grace get closer, and Ashley feels ready to make some changes in her life.

Amy has trouble adjusting to life as a mom as she gives birth to her baby. Meanwhile, Ricky likes fatherhood and becomes friends with Ben; and Anne is surprised when George and Ashley decide to move out.

Amy refuses to let Ben come over to say goodbye to her and John for the summer, but instead allows Ricky to take John to his new appartment. Marc Molina, the school guidance counselor, resigns at the end of the school year, while Anne starts pushing the divorce after she decides to accept David's marriage proposal. At the same time, Ashley reaches a breaking point urging George to tell Anne that the baby is his and Grace gets accepted into a medical school for the summer. Upon packing, Ben confronts Leo about Betty, but Leo reassures Ben that he trusts her. Meanwhile, Ricky is at Amy's house picking up John for the night, and Ben comes over to say goodbye to Amy. Ricky walks in on Ben and Amy kissing, but Ben gets angry and leaves.

Grace's love of self-love comes out at school in the form of a campaign called "Just Say Me". Which has girls all across school abandoning sex with guys in favor of a more personal activity that has the same end result. Meanwhile, Adrian's own campaign of trying to be Amy's friend bears fruit when Amy invites her over for a visit.

George gives Ricky and Ben some much needed advice. Ricky and Adrienne go to couples therapy and Adrienne shares a very personal story explaining why she wants commitment so badly. Grace continues to argue with her mom over dating so soon and decides she isn't ready for a serious relationship herself. When Anne goes into labor they come to the conclusion that they won't make it to the hospital in time so George, Amy, and Ashley are forced to deliver the baby at home. Adrienne and Ricky spend the night together and Ricky finally says the words Adrienne has been waiting to hear. Meanwhile, back at the Jeurgens household George comes to a shocking discovery about the baby.

As Amy's due date inches nearer, Grace and Adrian decide to throw a baby shower for her. While preparing for the party, Jack and Grace have a moment where they reconnect.

Amy tells her mother that she will go to Italy with Ben, while Ashley delivers the message that Anne and David are engaged. Grace tells Tom and Adrian that George told her that he lied about the vasectomy, and the secret flies around the school, only to arrive at Amy, who asks Ashley if George told the truth. Meanwhile, when Ricky asks Leo for a raise, Leo gives Ricky the apartment above the butchershop and the raise, and David asks Anne to move into their own home.

Amy faces her first day back at school, while Cindy Lee encourages Adrian to foster a relationship with her father.

Summer school is the backdrop for another series of intrigues: Amy, Madison and Lauren argue, Henry is in the doghouse with both Ben and Alice, and someone is found to be trying pot.

Ricky, Ben, Amy and Adrian attempt to work out differences.

It's graduation day - and both Ricky and Jack have something to say. A divorce attorney obtains incriminating photos at the graduation ceremonies.

Amy wants Ricky to get tested for various STDs, after she sees him talking to someone he used to date. Ben and Adrian's baby's gender is revealed. Amy considers having sex with Ricky.

Mimsy returns, and a wedding is held.

Adrian and Amy's fighting escalates and Ricky intervenes.

Ben and Dylan go on their first real date together. Elsewhere, Tom runs into problems with police.

Amy is having trouble copy with her hectic lifestyle now that she has school and a baby to look after. Ben begins to decide how he will be spending his summer break.

Grace is struggling with what has happened, whilst Ben wonders what part he plays in Amy's new life.

Amy copes with the rigors of motherhood while Anne adjusts to the news that she is pregnant. Elsewhere, a tragedy takes place just as Jack and Grace's relationship intensifies.

In the fourth-season finale, Anne reveals some news to her loved ones. Meanwhile, Ben considers transferring to Dylan's school.

Adrian is in a deep depression, refusing to leave the house, while Ben struggles to keep it all together after losing their baby. Ben has returned to school, but is devastated and angry about the situation. Ben asks Amy to visit Adrian at home to help her through this difficult time. Meanwhile, Amy feels a little guilty for being so happy in her own life – she’s in love with Ricky and their relationship seems to be growing stronger by the day. Ricky insists they shouldn’t feel guilty and invites Amy and John to move in with him.

Amy is upset that Ricky is the kind of guy that could never get married, after she realizes Jack has a key to his apartment and she doesn't. Ben and Adrian's wedding reception is held at the school.

Amy is jealous when Ashley gets her own room in the garage, while Ricky pursues Adrian but she claims to have moved on.

Ben decides to try his hardest to keep his secret from Amy and cut himself off from Adrian, but things become complicated when his father tells Adrian's father about the pregnancy. Meanwhile, Amy is pleasantly surprised to find that her family and friends are pushing for her to attend the music program in New York. Also, George and Anne continue to argue, specifically about some of Ashley's most recent decisions.

Amy has the opportunity to find out the sex of her unborn child. Meanwhile, Jack does community service and believes that he sees Bob violate his parole.

Amy is increasingly short with everyone in her life, including Ricky, leaving him wondering what is going on with her, but he is not prepared when she reveals that she might be pregnant again. Ben, determined to get permission from Dylan's parents to see her, makes another attempt to win them over, but it doesn't turn out quite like he hoped when he ends up sharing too much information about his family. Grace is unsure how to react to her mother's shocking news about the secret her father kept from everyone and turns to Jack for support. And, Anne's evening with Nora raises questions for George.

Amy is received into a music program in New York City but, she concerns it's too far away to actually be able to move. In the meantime, Jack has to detect a place to live aft he chooses not to move with his parents.

When Grace begins to pull away from everyone, Ricky takes it upon himself to try to help her out.

The entire town is in an uproar over Adrian's impending baby shower.

Mid-Season Finale: A marriage is on the rocks. The wife is going to college and files for divorce -- and it's not Adrian. The seniors prepare for graduation.

George and Ruben finds out that Ricky and Amy kissed. While at the mother daughter dance, rumors fly around fast, as Anne, Ashley, Grace, Amy, and Adrian discuss each other's personal relationships with each other. Ben tells Henry and Alice that the reason why he broke up with Amy is because if he did hve sex with her, he was afraid that he would get her pregnant. He also tells Leo that he wants to get back with Amy. Meanwhile, at the mother daughter dance, rumors fly around that George and Anne will get married again. Elsewhere, Adrian asks Ben if he needs company and Ricky sends Adrian a text message saying that he loves her.

Adrian makes an attempt to get George and Anne reconciled, but only for her own selfish reasons.

Most of the gang ditch classes and are pursued by the new school counselor; Amy and Anne take a mother/daughter vacation.

Ben and Amy have a candid discussion about their relationship.

High school graduation is finally here, prompting everyone to reminisce about how much their lives have changed over the past few years. Amy's relationships with Ricky and Ben weigh heavily on her mind, while Grace contemplates Jack's place in her life. Meanwhile, Adrian is ecstatic when an unexpected visitor knocks on her door.

Amy and Ricky announce they will get married the day after Amy graduates from high school, but everyone is skeptical that the wedding will actually happen. Grace and Jack announce their engagement, but it's soon clear that Grace is having second thoughts about her decision. George and Kathleen are distracted from their secret plans when their mothers arrive for unexpected visits, but they eventually include their families in a special surprise. Meanwhile, Ethan is jealous when Kathy agrees to help Brian prepare for the spelling bee.

Amy is displeased to see Kathy hanging out with a bad crowd.

Ethan is convinced no adult actually uses algebra, but a chance meeting with Danica McKellar helps him look at math in a different light. Amy's frantic search for her missing wedding bands leads her to Ben, who advises her to break-up with Ricky before it's too late. George and Kathleen's romantic dinner is interrupted by an uninvited guest. Meanwhile, Mrs. Stone confronts Grace about her relationship with Jack.

George and Reverend Stone insist that Jack see a therapist, but it's Adrian's advice that ultimately persuades him to go. Ricky feels Amy's absence as he juggles taking care of John with his work and school responsibilities. Cathy is stunned when she learns that her ex-boyfriend wants to see their baby. Amy realizes that she doesn't want to lose Ricky. Meanwhile, Leo secures an important business account.

Amy, Adrian and Grace struggle to reconcile their pending marriages with their individual dreams. Anne begins to feel like an outsider in her own family but soon finds an unexpected ally in Kathleen. Kathy and Ethan get into a fight after Ethan questions the status of their relationship. Leo worries about Ben's obsession with Amy. Meanwhile, Chloe reconnects with someone from her past.

Adrian and Omar think about moving in together; Anne starts to plan Amy's wedding.

Amy and Ricky continue planning their wedding, so Amy buys her dress at a thrift store. The dress is a little worse for wear, but only Amy sees the potential to make it great. Meanwhile, Ricky is upset about the dress and Adrian thinks the dress reflects her feelings about getting married.

Anne's anger toward George prompts her to call off Ricky and Amy's wedding, exposing the truth about their marital status to others. Meanwhile, Jack is reluctant to get the help he needs; Kathy and Chloe's newfound friendship worries Ethan.

Ricky tries to find a way to support Amy's dream of going to Hudson University, despite everyone's reservations about their relationship. Amy worries about her future when her meeting with the college counselor doesn't go quite like she'd expected.

Amy and Ricky's relationship grows increasingly strained when Amy decides she wants to tour a college in New York. Leo questions Ricky about his friendship with Clementine. Jack goes to extreme lengths to protect himself with potentially devastating consequences. Adrian is not happy when Omar goes on a business trip without her, especially when she learns that Amy is on the same flight. George's need to distance himself from Anne leads him down a new career path. Meanwhile, Cierra offers to tutor Ethan in math but his pride keeps him from accepting her help.

Ben is in a euphoric mood, while driving Ethan to the airport he has an epiphany that Amy may not have been his first love. Omar leaves his student teaching job and proposes to Adrian. Ethan pleads with Kathy's parents to let her return home with him. Ricky confides in Dr. Fields about Amy's lack of enthusiasm towards their marriage - and Amy confides in Dr. Fields that she has other hopes and dreams. Meanwhile, Jack is restless with his injuries and enlists Grace's help. And, George meets with David to discuss Robie's paternity.

Adrian is devastated by Omar's decision and takes her pain out on Ricky and Jack. Ben refuses to give up on his dream of reuniting with Amy and makes a shocking confession to Alice. Ethan and Margaret have an honest conversation about his relationship with Kathy. Meanwhile, Clementine returns to town and pays Ricky a visit.

With the help of Amy, Ricky tries to get in to college. Grace is having trouble fitting in to Daniel's college life.

Assisted by their friends, Ben and Amy marry in secret. Meanwhile, Tom asserts his independence after meeting a new girl.

Amy envies Ricky's life as a college student.

t's Christmas Eve and Ricky and Amy are celebrating their first holiday together as a family. Ricky talks about an old tradition he had as a kid of sneaking into a toy shop with his fellow foster care friends every Christmas Eve. Ricky, Amy & John decide to continue the tradition and sneak their way into Hedy's and are amazed by the holiday fun inside. Ethan, dressed as Santa to surprise John, brings a very pregnant Kathy with him to join in on the fun. Meanwhile, Grace stays by Jack's side at the hospital hoping for a miracle while he's still in a coma since the beating. But, everyone is in for a holiday surprise when Kathy suddenly goes into labor.

There's an emergency with John resulting in Ricky & Amy taking him to the ER. Grace meets a new guy named Daniel. Adrian wants Ben to tell her how he really feels.

Grace persuades her friends to attend church, but her plan doesn't come together as she expected.

Jack remains in the hospital; Ricky discusses the wedding with George.

Jesse makes some decisions about his and Lauren's relationship, now that he is headed for college. Madison becomes interested in a new guy... her boss who is in his mid-20s. Grant tells Grace that he wants her to be tested for STDs before they consider having sex.

Amy has not been taking anyone's phone calls for three days, and Ben is not handling it well, leading Grace to believe that she might have another chance with him. Meanwhile, George plans a romantic evening with Anne, and Ben accompanies Adrian to her first doctor's appointment. The tension continues between Ricky and Ashley, and Ricky approaches Ruben with a special request. Lastly, Amy contacts Adrian to offer her friendship and support.

Amy and Ricky return home with big news. Meanwhile, Grace continues to shut out Adrian; Leo discusses the fire with Dylan's parents; and Anne learns how serious things are between Ashley and Toby.

Adrian wants to mix things up a bit and tries to change her look, Jack is still bringing out his thoughtful side by raising money, and Anne might soon be off the unemployment list.

Amy calls Ricky to let him know she's angry that everybody, including her parents, have forgotten her birthday. Meanwhile, Adrian has a medical scare with her pregnancy, which leads to some problems with Ben, and Grace's relationship with Grant heats up. Madison's father finds out some unsettling information about his daughter's sex life with Jack, and as Leo gets angrier with Ben, he gains some perspective on his own marriage.

Ricky begins college, where he reunites with an old pal from foster care. Elsewhere, Ben's legal troubles are behind him, but he still must face Leo's wrath; Ethan takes an interest in Kathy; and George makes a promise to Kathleen.

Ricky suspects that Amy is hiding something and confronts her about their future. Everyone gives Ethan some much-needed advice about his love life. Amy is furious when she learns the lengths Ben will go to in order to win her back. Jack's commitment to Grace is tested, and Henry makes an important decision about his future. Meanwhile, Chloe finally puts her past demons to rest.

Ben's clingy behaviour begins to annoy Amy, who is also struggling to cope with her family life. Meanwhile, Jack seeks comfort from Adrian after his plans to see Grace fall to pieces.

Ricky wrestles with the consequences of his actions. Meanwhile, Grace experiences difficulties with Tom, and Ben and Amy's relationship begins to sour.

Amy begins her senior year of high school and gives guidance to a new student, who's six months pregnant. Meanwhile, Ricky gets an opportunity to work for Leo full-time; Ben shares his feelings with Amy; Ricky and Amy watch a video of their wedding.

Amy and Ricky's family and friends want to host a wedding reception for them, but Amy and Ricky are hesitant to accept their offer. Meanwhile, Ashley's parents find out she ran off to culinary school overseas; and Ruben advises Ben to get a lawyer.

Grace goes away on a medical mission, while Peter suspects the worst.

As Ben continues to examine his options, he and Adrian have a huge blowout. Adrian finally gathers the courage to take all of the baby's things out of the would-be nursery.

Amy shares the news of her pregnancy with her mother, Anne. Later, Amy's absence from school sparks a rumour that she's having an abortion.

Grace and Adrian shop for a wedding dress, and Amy is cornered into planning a baby shower for Adrian. Grace and Grant have relationship problems.