Mariah Carey has been announced as one of the musical guests at December "Grammy Nominations Concert Live!!". Taking place at Nokia Theatre in downtown Los Angeles, the event also lines up such performers as Celine Dion, Foo Fighters, B.B. King, and John Mayer.
Meanwhile, Taylor Swift, who was previously reported to perform at the event, will co-host the live show scheduled to be held on Wednesday, December 3. Alongside LL Cool J, she will announce nominations in at least six categories for the 51st annual Grammy Awards which will be held on Sunday, February 8, 2009.
In addition to the announcement of the Grammy nominations, the AEG Ehrlich Ventures-produced show will also celebrate the grand opening of the Grammy Museum. The event is set to be broadcast live at 9:00-10:00 PM, ET/delayed PT as a one-hour special show on CBS television network.