Sexy is always the theme at the MTV Video Music Awards; while glamor and class dictates the dress code at major awards shows like the Emmys and Oscars, when it comes to the MTV audience, it is about standing out. In the first wave of MTV Award red carpet gossip, Katy Perry and Kristin Cavallari show off their legs and cleavage (in Perry’s case) in revealing silver dresses. Who wins the battle?