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R&B artist Toni Braxton shows off her Grammy for best female R&B vocal performance and her revealing outfit, at the 43rd annual Grammy Awards at the Staples Center in Los Angeles on Feb. 21, 2001. (AP Photo/Mark J. Terrill)

Christina Aguilera, left, Mya, second left, Pink, second right, and L'il Kim perform "Lady Marmalade" during the 44th annual Grammy Awards, Wednesday, Feb. 27, 2002, in Los Angeles. (AP Photo/Kevork Djansezian)

Jennifer Lopez, perhaps the evening's most-talked-about celebrity with a gown cut in a loose V that left little to the imagination, appears on-stage during the 42nd Grammy Awards at the Staples Center in Los Angeles, Wednesday, Feb. 23, 2000. (AP Photo/Kevork Djansezian).

Destiny's Child appears with Latin artist Alejandro Sanz backstage at the 44th annual Grammy Awards, Wednesday, Feb. 27, 2002, in Los Angeles. Sanz performed with the group during the show. Destiny's Child members from left are; Beyonce Knowles, Kelly Rowland and Michelle Williams. (AP Photo/Reed Saxon)

Rihanna arrives at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Chris Pizzello)

Pink performs at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Matt Sayles)

Fergie and Marc Anthony present the award for best rap performance during the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Matt Sayles)

Rihanna performs at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Matt Sayles)

Comedienne Margaret Cho arrives at the 46th Annual Grammy Awards, Sunday, Feb. 8, 2004, in Los Angeles. (AP Photo/Mark J. Terrill)

Singer Christina Aguilera is shown during the 46th Annual Grammy Awards in Los Angeles, Ca., Sunday, Feb. 8, 2004. (AP Photo/Kevork Djansezian)

M.I.A. performs at the 51st Annual Grammy Awards on Sunday, Feb. 8, 2009, in Los Angeles. (AP Photo/Mark J. Terrill)