Zac Efron first wooed the hearts of young girls when he hit the TV screen for Disney Channel’s High School Musical in January of 2006. The teen heartthrob delivered a performance that made the flick Disney’s became the most-watched program in their history. Zac returned to Disney for a HSM 2 and 3 before hanging up his ‘Bolton’ jersey. Zac then headed to the big screen for major roles in films such as 17 Again and Charlie St. Cloud. After gracing the cover of Rolling Stone Magazine, the mag named him "The New American Heartthrob.