Last Night's Look: Hit or Miss?

Vote on this week's styles including Taylor Swift, Leighton Meester and more stars! You decide – are they fashionistas or flops?

LEIGHTON MEESTER

The Gossip Girl star is space-age chic in her sharp white Calvin Klein Collection dress, cut-out booties and pulled-back hair at the Parsons Fashion Benefit 2009 pre-party in N.Y.C.