Leighton Meester as BlairBlair, here in Bill Blass, is not a fan of her mother?s new beau.
GET BLAIR?S LOOK
Bill Blass blouse; at net-a-porter.com
Black skirt; at revolveclothing.com
Learn more about TV's most stylish show at CWTV.com and Watch Gossip Girl Mondays 8/7c on The CW.Read MoreLess