Silver and Kelly continue to argue about caring for their dying mother, in which Kelly wants nothing to do with their drunk of a mother, Silver wants to spend her time caring for her. While dealing with schoolwork and caring after school for Jackie, Silver is paired with Teddy for a class project where they find they have more in common when he tells her that his mother too died from cancer. Meanwhile, Naomi continues her relationship with Richard, but continues to flirt with Jamie. Although coming clean with Sasha, Dixon realizes that he and her are in two different places in their life and decides to break up with her, but she later tells him some "life-changing news". Tensions escalate between between Debbie and Harry when she walks in on Harry and Kelly talking in his office, and Debbie's jealousy and suspicion gets the worst of her. Elsewhere, Annie and Jasper's relationship is put to the test when he attempts to convince her to steal a car while shooting a scene for his student film. Also, Liam butts heads with Ivy, the newest member of the surf team. Most of the gang attend a Halloween costume party at the Beverly Hills Beach Club where Adrianna dresses up as Marilyn Monroe to help her deal with the end of her relationship with Navid.

Naomi finds out she can now access the money in her trust fund, so she decides to throw a giant birthday party where The Honey Brothers perform a few songs. Dixon, Navid and Liam decide to take Oscar out for a night on the town, but their party ends when Ivy finds a Facebook photo of Dixon doing a body shot off a girl. Annie has an instant connection with Charlie, a guy she meets at a coffee shop, but seems more interested in exploring her relationship opportunities with Liam. Jen is forced to go on bed rest until she delivers the baby and has no choice but to allow Ryan into her life. Silver confronts Teddy about his drinking problem.