Having become obsessed with game shows since leaving college, Erica tries out for "Jeopardy!"; a new crush makes Barry realize he might not be over Lainey.

When Adam unintentionally lets it slip that Barry never completed his community service requirement, the brothers join together to throw the greatest breakdancing battle in the history of William Penn. Geoff's stress levels are at an all-time high, so Erica makes an adult decision and plans for them to follow the Grateful Dead all summer. Finally, it's the end of an era when the JTP graduates from high school.