LOS ANGELES, CA - FEBRUARY 12: Dave Grohl and Taylor Hawkins of the Foo Fighters attend The 54th Annual GRAMMY Awards Pre-Telecast at Los Angeles Convention Center on February 12, 2012 in Los Angeles, California. (Photo by Jordan Strauss/WireImage)

LOS ANGELES, CA - FEBRUARY 12:  Dave Grohl and Taylor Hawkins of the Foo Fighters attend The 54th Annual GRAMMY Awards Pre-Telecast at Los Angeles Convention Center on February 12, 2012 in Los Angeles, California.  (Photo by Jordan Strauss/WireImage)