Style Watch PollCeleb Fashion Hit or Miss?

Vote on this week's styles including Mary-Kate Olsen, Paris Hilton and more stars! You decide – are they fashionistas or flops? By Melissa Liebling-Goldberg

MARY-KATE OLSEN photo | Mary-Kate Olsen

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MARY-KATE OLSEN

The Wackness star channels Stevie Nicks in her batwing black vintage Halston dress and braided blonde hair as she enters The Late Show with David Letterman.

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Credit: Gregorio Binuya/ABACA

Updated: Friday Jun 27, 2008 | 11:25 AM EDT

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