Katy Perry: Performing at the Grammys!

Katy Perry will perform at the 2012 Grammy Awards!

The 27-year-old entertainer, who’s also a nominee at this year’s show, will join performers including Jason Aldean and Kelly Clarkson, Nicki Minaj, Bruno Mars, Paul McCartney, and Adele.

PHOTOS: Check out the latest pics of Katy Perry

Earlier this week, it was announced that Katy may be starring in a documentary style 3D film. Although no director is on board and dealmaking is in the early stages, there’s a good chance we’ll see Katy on the big screen!