Why do Hollywood's hottest celebs go to Fashion Week? Because before they get their hands on the latest fashions, the runway models wear 'em first! And sneaking a peek at designers' new collections helps stars keep their red carpet looks fresh. The question is, when celebs like Sophia, Amanda, Hayden, and Mischa wear designer styles do they do it better -- or worse -- than the runway originals? Keep clicking to see the hottest trends for spring, and vote on who wore them best!

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