Nominations for the 2009 Grammy Awards are announced in six categories. The hour includes performances by Christina Aguilera, Mariah Carey, Celine Dion, the Foo Fighters, B.B. King, John Mayer and Taylor Swift at the Nokia Theatre L.A. Live. Swift and LL Cool J host. Also: a celebration of the Grammy Museum's grand opening in Los Angeles.
Trending TonightSee all »
Here's how everything changed in "Chapter 6"