And the bride wore <PERSON>! <PERSON>'s wedding dress designer is <PERSON> and with one of the top beauties of the upper east side walking down the aisle in the dress, it's nothing short of a masterpiece. <PERSON>, <PERSON>, Gossip Girl Fashion, Wedding Dress Sizes, Princess Wedding Dresses, Best Wedding Dresses, Blair Waldorf Wedding, Gossip Girl Dresses, <PERSON>