Jenelle finds out she's pregnant and decides to terminate her pregnancy. Kailyn has her baby shower. Leah struggles with Ali's medical diagnosis. Chelsea deals with Adam having another baby.
Jenelle finds a new love interest. Chelsea endures her first day back to school. Kailyn and Jo get in a verbal altercation over her move to Delaware with Javi. Leah takes a break from everything going on and takes a vacation.
Leah learns that Ali will need to use a wheelchair. Jo and Kailyn fight about Isaac's scheduled drop off because Jo is late. Jenelle and her new boyfriend Nathan decide to move in together.
Jenelle moves in with Nathan in Myrtle Beach. Chelsea invites Adam to go with her to pick Aubree up from her first day of pre-school. Kailyn and Javi put an offer on a house in Delaware.
Jenelle and Nathan decide to have a baby together. Kailyn starts preparing for her wedding and she and Javi move into their new home. Corey comes to terms with Ali's wheelchair. Chelsea decides to celebrate turning 22.
Chelsea throws Aubree's 4th birthday party. Kailyn and Jo go to court. Jenelle and Nathan get excited when they think they're pregnant. Jeremy returns home to Leah and the girls after passing out at work unexpectedly.
Kailyn is overwhelmed and has a major meltdown. Leah and Jeremy meet with Corey and his wife to discuss Ali starting school early. Aubree meets Adam's new baby. Jenelle's lawyer tells her a plea bargin may be possible.
The time has come for Kailyn and Javi's wedding. Chelsea becomes an esthetician school graduate. Jenelle accepts her plea bargain. Leah is furious when Jeremy rejects a local job offer.
Javi takes Isaac to Jo's for the first time. Adam responds to Chelsea's visitation objection. Ali tests out her wheelchair while Leah continues to struggle with Jeremy being away. Jenelle and Nathan receive some exciting news.
Kailyn goes into labor. Chelsea has a difficult time agreeing on a visitation schedule for Aubree. Leah and Jeremy take time to focus on themselves. Jenelle goes to a doctor to discuss her pregnancy.
Javi has to return to work, and Kailyn stresses about being alone with the kids. Jo ends up finding a new apartment. Jenelle and Nathan's relationship continues to have issues. Chelsea hears back from Adam regarding the visitation agreement. Leah learns what caused Ali's illness.
Leah and Jeremy are surprised when Ali voices her opinion on her muscular dystrophy. Jenelle and Nathan learn the gender of their child. Kailyn's stress level rises as she strives to maintain a perfect marriage and raise two children.
Jenelle and Nathan cope with his upcoming jail time. Chelsea moves into her new home and receives an update on her license. Kailyn invites Jo and Vee to Isaac's birthday party. Leah struggles to balance work and family life.
Leah starts taking medication to deal with her anxiety. Kailyn and Javi visit Joe and Vee's apartment for the first time. Nathan prepares for jail and Jenelle worries about being alone. Chelsea meets with a lawyer.
Jenelle struggles with being on her own and taking care of Jace while Nathan is away. Leah and Jeremy clash over finances. Chelsea investigates Adam's legal charges from his car accident. Kailyn celebrates her birthday.
Leah and Jeremy visit Ali's specialist. Jenelle and Nathan are reunited. Javi leaves for a work trip and Kailyn struggles with loneliness. Chelsea receives new about Adam and her job.
Kailyn's estranged mom re-enters the picture. Chelsea faces Adam at Aubree's tball practice. Corey's dad helps Leah with Ali's temporary wheelchair. Jenelle starts the process to get divorced from Courtland.
Adam is arrested again and Chelsea has to deal with the consequences. Leah tries to manage the growing jealousy between the twins. Nathan and Barbara clas. Kailyn struggles to explain Javi's absence to Isaac.
Jenelle and Barbara butt heads over Jace's behavioral issues. Kailyn struggles to get two cranky kids ready for Javi's return home. Leah decides to take Corey to court. Chelsea hears about Adam's new girlfriend.
Kailyn and Jo disagree over Isaac's upcoming visitation schedule. Chelsea comes face to face with Adam's new girlfriend. Arguments with both Nathan and Barbara throw Jenelle's baby shower into question.
Jenelle's second son, Kaiser, is born. Leah discovers that Corey wants full custody of the girls. Kailyn gets emotional when Isaac leaves for summer visitation with Jo. Adam's ex reenters the picture, shocking Chelsea.
Leah and Corey face each other in court. Kailyn and Javi adjust to life without Isaac. Chelsea deals with another of Adam's arrests. Jenelle tries to build a family for both Jace and Kaiser.
Jenelle approaches Barbara about gaining custody of Jace. Kailyn is reunited with Isaac but gets offended when Jo brings up a sensitive subject. Chelsea tries to move on romantically as Adam goes to jail.
Teen Mom fans finally get a chance to ask Maci, Farrah, Amber, and Catelynn (and the major players in their lives) all the questions they've been dying to know.
