Teaming up to honor one of their good friends, Vanessa Hudgens and Zac Efron were looking fabulous at the 2010 Inaugural St. Jude Children’s Hospital’s “Estrellas Por La Vida” Gala in Los Angeles on Tuesday night (April 6). Held at Nokia Club LA Live, the “High School Musical” co-star couple posed for pictures and greeted fellow attendees backstage before taking the podium to dish out an award to HSM director Kenny Ortega. [Source]