The Grammy's are the most glittering musical night in the calendar, and it's just been announced which of the nominees will be performing on the night.
Rihanna and Taylor Swift lead the celebrity line-up, which also includes Mumford & Sons, fun., and The Black Keys.
Kanye West, Jay-Z, Frank Ocean and Mumford and Sons lead the nominations, with six each, while Rihanna has three and Taylor two.
Justin Bieber has missed out on a nod, but took the news gracefully, saying: "I’m so young. I’m only 18. I’m just blessed to be able to do what I love everyday."
The 55th Grammy Awards will be held at the Staples Center in Los Angeles.
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