Party Dress Outfits Inspired by Blair Waldorf and Serena van der Woodsen on Gossip Girl Glamour SOLD) Listing this dress during fashion week could not be more appropriate! This Ralph Lauren Collection purple label look is from the brand's Spring 2008 runway collection, which was first unveiled to Best Outfits on 'Gossip Girl' Business Insider 20 Times Blair Waldorf Was Your Style Icon Statements In Basements ttF Fashion Diary: Blair Waldorf War Sydne Style