A lot has changed since High School Musical debuted on Disney Channel Jan. 20, 2006. Head back to East High to find out what Zac Efron, Vanessa Hudgens, Ashley Tisdale and more stars are up to now.

Original "High School Musical" franchise cast members Corbin Bleu, Monique Coleman, Lucas Grabeel, Bart Johnson, Alyson Reed and Kaycee Stroh are back where it all began. Also joining the cast ...

And this year, Lemont High School junior Julia Macari will be one of the students in the cast. Julia is no stranger ... "I have found my best friends through musical theater, and it really has ...

They cause an upheaval when they decide to audition for the high school musical that is being led by Ms. Darbus. Although many students resent the threat posed to the "status quo," Troy and ...