Chelsea celebrates Aubree’s third birthday; Jenelle learns she has a slim chance of getting custody of Jace; Leah takes Ali to a specialist; Kailyn tells Jo about her plans with Javi.
An altercation sends Gary and Jenelle to jail; Leah moves into her new house; Chelsea talks to her lawyer; Kailyn and Javi consider getting married in Las Vegas.
Kieffer and Jenelle begin to date again; Kailyn tries to change the custody agreement; Chelsea confides in her mother about her pregnancy scare; Jeremy confronts Corey about his intentions.
Kailyn and Jo go to court; Chelsea has her first day at beauty school; Leah expresses feelings for Corey; Jenelle learns that Gary has slept with her best friend.