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.

This time, they replicated the dance from "High School Musical" for the memorable finale song, "We're All In This Together." Check out this clip of the performance alongside the original iteration ...

Fans who grew up with the 2006 musical classic really loved seeing this dance appear during Sunday's electric NFC North game. One High School Musical cast member in particular shared his love for ...