Fergie, who is nominated for for Best Female Pop Vocal Performance, will be taking part on 50th Annual Grammy Awards.
Fergie and John Legend are to be on the same stage to perform a song together. Plus, there will be the first time big duet between two tenors, Josh Groban and Andrea Bocelli.
Additional presenters have also been unveiled to include Miley Cyrus, Chris Brown, Solange Knowles, Lyle Lovett, George Lopez and Ludacris.
The Grammys ceremony will be broadcast by CBS at 8 P.M. live from Los Angeles' Staples Center.