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.

When Miss Jenn is placed on temporary leave and rehearsals are put on hold, the students rally together to defend their drama teacher.

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

A reluctant E.J. takes the reins in a surprisingly new role on "Frozen". New campers bring vocal chops—and competition—to the auditions. In Los Angeles, Nini makes a potentially life-changing discovery of her own.