Ricky decides to audition for East High's fall musical, "High School Musical," in an effort to rekindle his relationship with his ex-girlfriend Nini.

A rambunctious Thanksgiving "cast party" at Ashlyn's ends with surprising news for Gina, while Miss Jenn and Mr. Mazzara accidentally spend the holiday together at East High.

After months of rehearsals, the theater kids gear up for an unforgettable opening night. But when unexpected audience members show up to shake the cast to its core, will the show "go on" if the Wildcats aren't all in this together?

It's Act Two of opening night, and the stakes have never been higher. After last-minute cast changes in Act One — and so much left unsaid between Ricky and Nini — there's more drama offstage than on