Adam Levine and Maroon 5
The big draw for Paris and her pals at the MySpace bash? Adam Levine and Maroon 5, who kicked off the Vitaminwater Music Nights at Harry O's, which has been transformed into the Park City outpost of N.Y.C. hot spot Tao nightclub for the festival. Rapper 50 Cent will keep the party going when he hits the stage on Saturday.