Foo Fighters, Swift, Minaj to perform at Grammys

Dave Grohl, second from right, and the Foo Fighters -- Nate Mendel, left, Taylor Hawkins, and Chris Shiflett. (AP Photo John Amis)

January 12, 2012 9:35:30 AM PST
Foo Fighters and Bruno Mars both have six Grammy nominations, including album of the year. And now both acts will perform at the award show.