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Check out recent style triumphs and trip-ups by the stars – then rate the looks yourself! By Melissa Liebling-Goldberg
Credit: Jeff Kravitz/FilmMagic
Updated: Thursday May 31, 2007 | 06:00 AM EDT
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Before hitting the stage with a knockout performance of Umbrellas, the singer dazzled on the red carpet in a plunging Zac Posen
gown and a fresh haircut.
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