Fashion Faceoff

Sometimes, stylish star minds think alike. You decide: Who wears it better?

HEATHER VS. KRISTIN VS. HEIDI

One dress, three stars, one week! Graham first wore her Hervé Léger to the Hangover premiere, followed a day later by Cavallari, who wore it to a fashion party in L.A. Montag finished the week by wearing the slashed dress to dinner in N.Y.C.