Addressing all those Sting ripoff rumors head-on, Bruno will perform with Sting AND Rihanna at the Grammys Feb 10th on CBS. This show is really shaping up to be cray with all the performaces! Fun, Kelly Clarkson, The Lumineers, Mumford & Sons, Frank Ocean, Taylor Swift, Carrie Underwood, Jack White, Elton John, Ed Sheeran, Alicia Keys, Maroon 5 and Justin Timberlake. Really?!