Singer Beyonce and Singer Rihanna in the audience at the 2007 MTV Video Music Awards at The Palms.Kevin Mazur/WireImage.com - Monday, September, 10, 2007, 6:10 AM

Singer Beyonce, winner of Most Earthshattering Collaboration (with Shakira) for "Beautiful Liar," accepts award onstage at the 2007 MTV Video Music Awards at the Palms Casino Resort.Michael Caulfield/WireImage.com - Monday, September, 10, 2007, 5:10 AM

Beyonce Knowles at The 49th Annual Grammy Awards.Steve Granitz/WireImage.com - Monday, February, 12, 2007, 11:12 PM

Beyonce Knowles at the 64th annual Golden Globe Awards.Steve Granitz/WireImage.com - Tuesday, January, 16, 2007, 3:16 AM