He really is the ladies choice. The dreamy Zac Efron of High School Musical takes his shirt off (well, in the process off) for this weeks issue of Rolling Stone. (This is the same sexy picture thats previewed on part of Us Weeklys new cover.) Zac, 19, touches upon how his on-set relationship turned into a true-life romance. He admits to Rolling Stone, The weird thing that no one expected about Vanessa [Hudgens] is that underneath such a sweet girl this Gabriella type character, is a very, very sexy woman. TEN DAYS until the Disney Channel premieres High School Musical 2!