Disney’s most dangerous damsel is the main reason we know what the hell High School Musical is. Vanessa’s beauty is a blend of Filipino, Native American, Chinese, Latin, and Irish, a look that is appealing to her worldwide network of tween fans and tastier than “International Day” in the Maxim cafeteria. Far more than just a pretty face, Vanessa is a budding pop star with two solo albums under her tiny belt. Expect more of her singing chops on display in 2009’s Band Slam , in which she joins yet another cute high school music group. Why mess with a winning formula? Vanessa was No. 12 in our 2008 Hot 100 .