Lucas Grabeel and other 'High School Musical' alums spill on the costars' relationship almost 15 years after their 2010 breakup

Zac Efron broke up with his girlfriend while filming ‘High School Musical’ in order to pursue movie love interest Vanessa Hudgens in real life, a new book claims

Zac Efron and Vanessa Hudgens' teenage romance was filled with drama both on and off the big screen. In Ashley Spencer’s new book, Disney High: The Untold Story of the Rise and Fall of Disney Channel’s Tween Empire,

Zac Efron and Vanessa Hudgens’ teenage relationship on the High School Musical set was detailed in a recent book excerpt, with one costar referring to Vanessa as “poor girl.”

Zac Efron and Vanessa Hudgens found love on the set of High School Musical after he allegedly dumped his preexisting girlfriend. The origins of Efron and Hudgens' relationship was highlighted in Ashley Spencer's new book Disney High: The Untold Story of the Rise and Fall of Disney Channel's Tween Empire.

High School Musical star Vanessa Hudgens’ net worth is estimated at $16 million and a $1 million condo in Brooklyn.

The time is apparently ripe for reflection on and from beloved Disney Channel stars of the recent past. As Demi Lovato's Child Star documentary hits Hulu, culture journalist Ashley Spencer's debut nonfiction book Disney High sheds even more light on the Disney ecosystem of the 2000s and 2010s.