As Thursday night's Seventh on Sale Gala progressed and the racks were emptied of their designer merch, things took an interesting turn. We can't say if money was exchanged, but we do know that Vogue's Anna Wintour started the evening in this Chanel Haute Couture jacket and that Ashley Olsen, who arrived at the party in head-to-toe Calvin Klein Collection, finished it wearing it. For more exclusive photos from the 69th Regiment Armory, don't miss our party report.