Katy Perry's Teen Choice costumes
Katy Perry was playing dress-up at the 2010 Teen Choice Awards - see her hilarious high school costumes here!
Ta da! The Katy Perry that we know and love emerged from the quick-change dressing room in her final look of the night, and was hot-to-trot in her striped strapless dress.
NOW VOTE FOR YOUR FAVOURITE KATY PERRY COSTUME HERE!