NEW YORK, NY - SEPTEMBER 28: Singer-songwriter John Mayer performs at the 2013 Global Citizen Festival in Central Park to end extreme poverty on September 28, 2013 in New York City, New York. (Photo ... more 
NEW YORK, NY - SEPTEMBER 28: Singer-songwriter John Mayer performs at the 2013 Global Citizen Festival in Central Park to end extreme poverty on September 28, 2013 in New York City, New York. (Photo by Stephen Lovekin/Getty Images for Global Citizen Festival) less 
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Getty Images | Photo By Stephen Lovekin / (Credit too long, see caption)
Sat, Sep 28, 2013 8:46 PM EDT