John Mayer Gallery (photo 0051350)

John Mayer performs onstage during Z100's Jingle Ball 2009 presented by H&M at Madison Square Garden on December 11, 2009 in New York City. Z100's Jingle Ball 2009 Presented by H&M - Show Madison Square Garden New York, NY United States December 11, 2009 Photo by Theo Wargo/WireImage.com