• PHOTOS: Highlights From the Concert 
• NOMINEES: List of Major Nominations 
Last year's emcee, two-time Grammy winner LL Cool J, is returning as host of "Music's Biggest Night."
The Black Keys and fun. will be making their Grammy performance debuts, while Swift, Rihanna and Mumford & Sons are making return appearances to the stage.
The performers have one thing in common: they all earned multiple nominations when they were announced on Dec. 5. Mumford & Sons and fun. lead the pack with six, including Album of the Year. The Black Keys have five nominations, including Album and Record of the Year.
Five-time Grammy winner Rihanna and six-time winner Swift each have three nominations on the night.
Music's premiere night will take place live on Sunday, Feb. 10 at Staples Center in Los Angeles and will be broadcast on CBS.
- News