Zanessa & Ashley Tinsdale Picture (PRPhotos via theSun)
Zac Efron stole Harry Potter's cheeky trick! When attending the premiere inside the El Capitan theatre in Hollywood held to mark Disney's High School Musical 2's release on DVD, Zac Efron could't resist a sneaky peek at his co-star Ashley Tinsdale's cleavage - while posing with girlfriend Vanessa Hugens. Tags: