Image courtesy of the Daily Mail

Last night Katy Perry hosted the 2010 Teen Choice Awards in Los Angeles. Inspired by Twilight, who bagged 12 awards on the night, Perry went all Vampire-esqe donning a black leather dress, dark lips and a long black wig. Amongst the singer's six outfit changes was a prom queen look.

Want to find out what everyone else wore? See all of the images after the jump