Video: Zac Efron tips Vanessa Hudgens for dancing

43342, HOLLYWOOD, CALIFORNIA - Friday August 6, 2010. Vanessa Hudgens plays the drug addicted Mimi in the Hollywood Bowl production of the musical Rent . Hudgens could be seen singing and dancing in a stomach revealing top, tight blue pants and knee high leopard print boots. The show was directed by Neil Patrick Harris and also starred Wayne Brady and Pussycat Doll Nicole Scherzinger. Photograph: Nathanael Jones,  PacificCoastNews.comZac Efron tipped girlfriend Vanessa Hudgens as she danced in Rent.

The 22-year-old actor rushed from the Teen Choice Awards to the Hollywood Bowl to support his girlfriend Vanessa Hudgens where she is playing Mimi, a drug addicted stripper, in the show.

During the musical number Out Tonight, Zac got up from his seat and tipped Vanessa for her dance.

A source told Just Jared that he tipped her $20.

Check out the video below.