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?