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The hostess channels her inner geek, cheerleader, prom queen, goth rocker and more!
Credit: Kevin Mazur/Wireimage
Updated: Monday Aug 09, 2010 | 02:00 PM EDT
By: Justine Harman
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Teen Choice Awards host Katy Perry got literal with her new album Teenage Dream, rocking seven different get-ups, including a snug cheerleader's uniform complete with a pom pom and whistle!
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