Paul McCartney, Nirvana members jam at '121212' concert

The reunion of the three surviving members of Nirvana with guest singer Paul McCartney for the “121212: The Concert for Sandy Relief” brought the first live performance of a new song they’d created together while jamming recently, the ex-Beatle said on introducing “Cut Me Some Slack” during their time together at Madison Square Garden.

By Randy Lewis

December 13, 2012