Act Two of HSM 3 Opening Night is shaken up by surprise guests and looming decisions.

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

Disney announces that "High School Musical 4: High School Reunion" will be shooting 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?

High School Musical 4 pulls focus from High School Musical 3 as one of the Wildcats has a star-is-born moment.

After promising juicy drama for the "Frozen" documentary, E.J., Carlos and Val plan to turn rehearsals into "The Real Campers of Shallow Lake". But E.J. realizes he may have gone too far when the fake drama pushes some real buttons.

Nerves run high on the opening night of "Frozen" as the documentary's release quickly approaches.

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.

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

When a blizzard barrels down on Salt Lake City, the Wildcats are stranded at East High after hours, just as E.J. receives some bad news. As cabin fever sets in, Miss Jenn inspires Nini to make a bold choice about her future; Kourtney's coworker Howie makes a surprising move; and Gina and Carlos come to blows.

Ricky, Gina, and the rest of the Wildcats must make big decisions on opening night of HSM 3.

After Nini discovers that E.J. isn’t who she thinks he is, Ashlyn gets caught in the middle. Gina and E.J. team up as “wonderstudies,” and Ricky gets an unexpected visitor at home.

Miss Jenn organizes a girl’s night out with Kourtney and Nini to help Nini shake off the boy drama, while the rest of the theater kids attend the East High Homecoming dance, where Carlos learns to dance like everyone’s watching.

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.

E.J. is jealous and reeling after losing the leading role of "Troy" to Ricky, and Miss Jenn tells the conflicted leading lady, Nini, to "trust the process."

When the cast and crew unexpectedly need to find a new location to "tech" their production, Carlos secures a spooky theater downtown, forcing Miss Jenn to confront old demons.

A throwback '70s-themed prom unexpectedly inspires everyone to look to the future.

Big Red and Ashlyn celebrate their first Valentine's Day together, amidst drama. Kourtney spars with a co-worker while Gina contends with being single. Meanwhile, Ricky and Nini's plans to surprise each other turn into a comedy of errors, leading to new revelations and a surprise song.

After rival school North High releases a viral video to undermine the Wildcats, Miss Jenn hosts a weekend improv intensive to build up her kids' confidence. Meanwhile, Nini works on a new song at Salt Lake Slices, where she finds inspiration in Kourtney's approach to life.

After an explosive rehearsal, the Wildcats are divided into rivalries for an annual all-camp competition known as Color War.

At Gina's Halloween party, relationships are put to the test and secrets are revealed.

With Ricky and Kourtney off to college and the other Wildcats distracted, the musical is in peril.

After “losing” her phone and missing an important rehearsal, Nini suspects who is responsible for her bout with bad luck and surprisingly retaliates. EJ confronts Ricky about a heartfelt voicemail left for Nini. Meanwhile, Mr. Mazzara becomes suspicious of Miss Jenn's past.

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.

After a spooktacular night in the woods, the cast of "Frozen" have their first read-through. But the Wildcats are in disarray from Corbin Bleu's documentary crew and a camper's sudden disappearance.