Dave Grohl & Paul McCartney: Nirvana Drummer On Collaboration With Beatles Great

Nirvana fans were in for a surprise last month when the remaining members of the band performed for the first time in decades. While Dave Grohl, Krist Novoselic, and Pat Smear were without the great Kurt Cobain, a somewhat unexpected singer stepped in to take the mic. Beatles alum Paul McCartney performed with the band members twice -- at the 12-12-12 benefit concert for Hurricane Sandy, and on "SNL." While many Nirvana faithfuls were happy to see the band together in any form, some, including C...