Pop star Katy Perry’s quirky fashion sense has been her red carpet calling card since her coming out in 2008. An MTV darling, Perry’s more revealing style habits spurred complaints from parents after the starlet’s recent appearance on the Sesame Street stage, resulting in the video being pulled from the show’s Web site. From Christmas tree dresses to bustiers that spray dessert topping, we’re taking a look back at Perry’s most interesting fashion moments.