What Makes A Man of the Year?

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Jay-Z, Justin Timberlake, Jimmy Fallon and Michael Fassbender were chosen as GQ's 2011 Men of the Year and celebrated at a Chateau Marmont-hosted event held Thursday night in Los Angeles.
ETonline was camped out on the red carpet to find out from the fellas what the honor means to them.
We also asked the stars: What Makes A Man of the Year?