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12 January 2012, 12:21
The American artists are among the stars who are set to appear on stage at next month's ceremony.
Bruno Mars has been announced as one of the artists who is set to perform at next month's Grammy Awards ceremony.
The 'It Will Rain' singer is nominated in a total of six categories at the event including a nod for Album Of The Year and will perform alongside 'Super Bass' star Nicki Minaj and former American Idol champion Kelly Clarkson.
Other names already confirmed to play at the 54th Grammy Awards include rockers Foo Fighters, Taylor Swift and Jason Aldean.
Organisers at the event recently revealed that they are hoping Adele will make her live return by opening the ceremony although she doesn't feature on the list of already confirmed artists yet.
Meanwhile, Bruno revealed that he was extremmely glad his single 'Grenade' is up for an award at the event calling it his "trophy" song.
The 54th Annual Grammy Awards will be held at the Staples Center in Los Angeles on the 12th February.