Musician Dave Grohl and the Foo Fighters perform at the Global Citizen 

Musician Dave Grohl and the Foo Fighters perform at the Global Citizen Festival in Central Park on Saturday Sept. 29, 2012 in New York. (Photo by Evan Agostini/Invision/AP)
Associated Press
Musician Dave Grohl and the Foo Fighters perform at the Global Citizen Festival in Central Park on Saturday Sept. 29, 2012 in New York. (Photo by Evan Agostini/Invision/AP)
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