Beyonce arrives at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Rihanna arrives at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Rihanna arrives at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Nominee for Best Pop Solo Performance and Best Rap/Sung Collaboration Rihanna arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Frederic J. BROWN

Nominee for Best Pop Solo Performance and Best Rap/Sung Collaboration Rihanna arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Frederic J. BROWN

Kelly Rowland arrives at the 55th annual Grammy Awards wearing a dress from the Georges Chakra Couture Collection on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Jennifer Lopez arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Frederic J. BROWN

Jennifer Lopez arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Frederic J. BROWN

Adele arrives at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Chrissy Teigen arrives on the red carpet at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Frederic J. BROWN

Pictured: Estelle Mandatory Credit ?? Fernando Allende/Broadimage The 55th Annual GRAMMY Awards 2/10/13, Los Angeles, California, United States of America Reference: 021013_FALA_BDG_047 Broadimage Newswire Los Angeles 1+ (310) 301-1027 New York 1+ (646) 827-9134 sales@broadimage.com http://www.broadimage.com

Estelle arrives at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)

Singer Carrie Underwood arrives at the Staples Center for the 55th Grammy Awards in Los Angeles, California, February 10, 2013. AFP PHOTO Frederic J. BROWN

Singer Carrie Underwood arrives at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by Jordan Strauss/Invision/AP)