Last Night's Look: Hit or Miss?

Vote on this week's styles including Blake Lively, Rachel McAdams and more stars! You decide – are they fashionistas or flops?

LEIGHTON MEESTER

Ditching her Gossip Girl character's prim and proper style, Leighton vamps it up in a sexy ruched mini, leopard-print booties and sultry scarlet lips for an album release party in New York City.