'Gossip Girl,' Season 4, Episode 15: "It-Girl Happened One Night"
BLAIR WALDORF (LEIGHTON MEESTER)
+ Jacket: Balmain
+ Blouse: Diane Von Furstenberg
+ Pants: Stella McCartney
+ Necklace: Noir
/ Giovanni Rufino/The CW

'Gossip Girl' Fashion Photos: Season 4 | MTV Style (121)