As Adam enters puberty, Beverly does everything in her power to help him through this awkward phase, including his crackling singing voice. So when Adam gets a lead role in the school musical, Beverly convinces Ms. Cinoman to have Adam lip sync - just like the musical group Milli Vanilli - while performing in "A Chorus Line." Meanwhile, Murray inspires Erica to go to the Homecoming Dance with JTP member Geoff Schwartz.

Adam comes up with an excuse to not swim in class because he is embarrassed of his changing body, but Coach Mellor says he will fail him unless he participates. So he comes up with a plan that could affect his friendship with Dave Kim. Meanwhile, Erica struggles to find an identity, so she creates a club at school, but Barry ruins the experience for her when he joins the club as well.