Teen Mom 2 - Season 9

Kailyn comes face to face with Javi's pregnant girlfriend; Chelsea prepares Aubree for her first visit with Adam at the center; Briana tells DeVoin to move out; Leah has a new boyfriend; Jenelle and Nathan square off in court.

Jenelle is upset when Jace's father unexpectedly reaches out, Chelsea wonders if Adam can get it together for visitations with Aubree, and Isaac visits Javi's house.

Jenelle makes a shocking call to 911, Kailyn considers reconnecting with her mother, and Chelsea checks into the hospital after experiencing signs of early labor.

Jenelle refuses to appear on camera after her 911 tape leaks, Leah takes Ali to a vital doctor's appointment, Kailyn reconnects with her sister, and Briana visits a new beau.

Chelsea and Cole welcome their daughter Layne, Barbara grows concerned when Jenelle avoids filming, Leah's home floods, and Briana goes on a camping trip with her new flame.

Briana faces an emergency, Leah worries about Addie, Chelsea and Cole bring their new baby home, Kailyn plans her sister's baby shower, and Jenelle contemplates her future.

Chelsea learns that Aubree's father gave up custody of his other daughter, Jo files for child support from Kailyn, and Leah's new boyfriend Jason meets Corey.

Jenelle undergoes emergency surgery, Briana and Kailyn each confront their exes about child support, and Chelsea is upset when Adam once again flakes on a visit with Aubree.

Jenelle considers introducing Jace to his dad, Chelsea leaves Layne and Watson alone with Cole for the first time to spend time with Aubree, and Kailyn butts heads with Javi.

Barbara is frustrated when Jace's dad doesn't show up when she flies out to meet him, Kailyn gets mixed signals from Lux's dad Chris, and Devoin joins Briana on a family trip.

Jenelle reignites her feud with Kailyn, Briana is frustrated with Luis's absence, Leah gets an update on Ali's vision, and Chelsea questions how to deal with Adam's parents.

Kail launches her haircare line with a big party in NYC, and a few surprise guests show up; things don't go well for Luis when Briana lets him see Stella; Chelsea struggles with the stress of managing three kids.

Jenelle's custody battle continues, Kailyn and Jo head to court, Briana tries to reassure Nova, Leah's home gets an upgrade, and Chelsea and Cole celebrate Aubree's birthday.

Barb and Jenelle have a wild weekend in Atlanta, but things go too far when she brings up another cast member; Kail and Jo celebrate Isaac's birthday together; Briana visits John for his birthday; Leah considers new birth control.

Leah's girls reveal their true feelings about Jason; Chelsea takes a family vacation, but comes home to a shocking find; Jenelle tries to defend her family on social media, but things blow up when another cast member gets involved.

Leah breaks up with Jason; Jenelle's plans to take Jace on a mother-son trip go awry; Briana leaves Luis alone with Stella for the first time; Kailyn gets child support advice from TMOG's Amber; Chelsea tends to a sick Watson.

Chelsea suffers a panic attack; Jenelle visits Briana in Orlando but struggles to film without her husband; Addie is confused about Leah and Jeremy's relationship; Kail finalizes child support with Jo and moves on.

Leah and Jeremy rush Addie to the ER; Jenelle questions her future with the show; Briana lets DeVoin take a major step forward with Nova; Chelsea debates how to treat her anxiety.

Leah attends a Teen Mom 2 reunion in New York City, Chelsea struggles with her anxiety on a trip to Minneapolis, and Briana lets Devoin watch Nova for the weekend.

Leah and Kailyn take a trip to Costa Rica, Jade and Sean get off to a rocky start in their new home, and Briana confronts Devoin for being drunk while taking care of Nova.

Kailyn reflects on her past relationships, Briana receives an upsetting Instagram DM about John, and Leah and Jeremy find out whether Addie needs to get a biopsy.

Leah's sister Victoria makes a shocking revelation, Jade finds out that Sean has been deceiving her, and Briana and John discuss their future while in the Dominican Republic.

When Nova misses her dad, Briana puts her anger with DeVoin aside; Jade tries to distance herself from Sean but worries how it will affect Kloie; Leah's kids become suspicious of her possible romance with Jeremy.

Sean pleads with Jade to let him see Kloie; Jo throws a wrench into Kailyn's vacation plans; Leah considers what the Hawaii trip could mean for her and Jeremy; Briana wants to take her relationship with John to the next level.

Gracie reveals some deep feelings about Jeremy to Leah while on vacation in Hawaii. Briana celebrates Stella's second birthday, but leaves someone off the guest list. Jade worries her mom is slipping back into old habits.

Briana meets John's family, Leah feels nervous as Ali heads to camp, Kailyn celebrates Lux's birthday, and Jade's relationship with her mother continues to deteriorate.

Jade tries to process her mom's arrest, Kailyn buys a house, Leah welcomes Ali home from camp, Chelsea and Layne celebrate their shared birthday, and Devoin shows up for Nova.

Jade leans on Sean for support, Briana makes a decision without John, Chelsea launches her clothing line, Kailyn surprises her sons, and Leah's daughters start school.

Luis asks Briana for a favor, Kailyn gets heartbreaking news, Jade stresses over Sean's bills, Chelsea receives a message from Adam's mom, and Jeremy frustrates Leah.

Kailyn and her boys say goodbye to the family dog. Jade takes Sean in with surprising results. Briana confronts John about their deteriorating relationship. Chelsea gets a shocking request from Adam's mom. Leah is reminded of her past with Jeremy.