Fashion Faceoff

Lindsay Lohan and Naomi Watts battle it out in the same sparkly sheath. Plus, the epic showdown between a Beckham and a Kardashian you have to see, and more star style matchups

MARIAH VS. BEYONCÉ

After seeing this sheer Roberto Cavalli gown on both Mimi and Bey, we have to assume it can be worn only by music divas. Think Madonna and Tina Turner will break it out next?