Last Night's Parties: SJP Helps Barneys Unveil Their Holiday Windows, John Legend Performs At Dom Perignon's "The Power Of Creation," And More!

H&M Celebrates Launch of Maison Martin Margiela Collaboration with GQ Magazine

Where: H&M Columbus Circle Other details: At this invite only-event, a few lucky guests were able to shop the Maison Martin Margiela Collaboration with H&M before it opened to the public. [Photos via @itsjustmax]