Last Night's Look: Hit or Miss?

Vote on this week's styles including Rachel McAdams, Eva Mendes and more stars! You decide – are they fashionistas or flops?

KATY PERRY

Forget her quirky stage style — the singer proves she can be just as big a fashion risk-taker on the red carpet in an asymmetrical, polka-dot jumpsuit at a party sponsored by SoundsofBuzz.com and Coca-Cola in Hollywood.

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