TVLine: East High is reopening its doors for one night only as (most of) the High School Musical cast reunites to celebrate the Disney Channel original movie’s 10th anniversary.

Vanessa Hudgens, Ashley Tisdale, Lucas Grabeel, Corbin Bleu and Monique Coleman will reassemble on Wednesday, Jan. 20 during a special screening of the trilogy’s first installment at 8/7c.

Though Zac Efron won’t be appearing alongside his co-stars, fans will be treated to a pre-recorded message from Mr. Troy Bolton.