Foo Fighters, John Mayer and B.B. King have been tapped to perform at this year's The Grammy Nominations Concert: Countdown to Music's Biggest Night, airing live on CBS on December 3rd. In addition to revealing the nominees in the Grammys' biggest categories, the concert also pays tribute to past winners like King, who has won 14 of the awards over his career. The hour-long special marks the first time the nomination show has ever been broadcast live in primetime. The event also doubles as the grand opening for the new Grammy Museum in Los Angeles. Mariah Carey, LL Cool J and Taylor Swift will share the hosting duties. The 51st Grammy Awards takes place on February 9th, 2009.
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