Christina Aguilera, Mary J. Blige, Ludacris, Justin Timberlake, and Carrie Underwood will perform on the 49th Annual GRAMMY Awards telecast. The Black Eyed Peas, Ciara, and Nelly Furtado will appear as presenters. Previously announced performers include Beyoncé, the Dixie Chicks, Gnarls Barkley, and the Red Hot Chili Peppers. Previously announced presenters include Terrence Howard, Samuel L. Jackson, P!nk, and Rihanna. The music industry’s premier event will take place live on Sunday, Feb. 11, at STAPLES Center in Los Angeles and will be broadcast on the CBS Television Network at 8 p.m. (ET/PT).