Carey to sing at Grammy nominee special

LOS ANGELES, Nov. 17 (UPI) -- Mariah Carey has agreed to perform at the upcoming "Grammy Nominations Concert Live -- Countdown to Music's Biggest Night" in Los Angeles, CBS said Monday.

LL Cool J and Taylor Swift have been named co-hosts of the event, which is slated to take place Dec. 3 at the Nokia Theatre.

As previously announced, Swift, Celine Dion, Foo Fighters, B.B. King and John Mayer are also set to perform.

The one-hour special marks the first time nominations for the annual Grammy Awards will be announced live on prime time television, CBS noted.