Last Night's Look: Love It or Leave It?Check out the head-turning outfits Anne Hathaway, Kristen Stewart and more stars were just spotted in! Then decide – fabulous or fashion faux pas?

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TAYLOR SWIFT

Whoa, are we sure that's Taylor? Her sexy David Koma LBD (worn with House of Lavande Vintage jewels and black Jimmy Choo peep-toes to N.Y.C.'s Z100 Jingle Ball) had us doing a double-take.