The Black Eyed Peas' Fergie performs with Slash during halftime of Super Bowl XLV at Cowboys Stadium in Arlington, Texas on February 6, 2011. (Gary A. Vasquez/NFL)

The Black Eyed Peas' Fergie performs with Slash during halftime of Super Bowl XLV at Cowboys Stadium in Arlington, Texas on February 6, 2011. (Gary A. Vasquez/NFL)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of Super Bowl XLV at Cowboys Stadium in Arlington, Texas on February 6, 2011. (Gary A. Vasquez/NFL)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of Super Bowl XLV at Cowboys Stadium in Arlington, Texas on February 6, 2011. (Gary A. Vasquez/NFL)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of Super Bowl XLV at Cowboys Stadium in Arlington, Texas on February 6, 2011. (Gary A. Vasquez/NFL)

Usher performs with will.i.am of The Black Eyed Peas during halftime of Super Bowl XLV at Cowboys Stadium in Arlington, Texas on February 6, 2011. (Gary A. Vasquez/NFL)

Fergie of the Black Eyed Peas performs during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

Usher, top, performs with the Black Eyed Peas' will.i.am during halftime of the NFL football Super Bowl XLV game between the Green Bay Packers and the Pittsburgh Steelers on Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Paul Sancya)

Usher performs during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

The Black Eyed Peas apl.de.ap, left, will.i.am, second from left, Fergie and Taboo, right, perform during halftime of NFL football Super Bowl XLV Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

Usher is lowered onto the field during his performance during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

The Black Eyed Peas' Fergie performs during halftime of the NFL football Super Bowl XLV game between the Green Bay Packers and the Pittsburgh Steelers on Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/David J. Phillip)

The Black Eyed Peas featuring Fergie, left, apl.de.ap., will.i.am, and Taboo, right, and apl.de.ap perform during halftime of NFL football Super Bowl XLV Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Dave Martin)

The Black Eyed Peas, featuring Fergie, will.i.am, Taboo and apl.de.ap, perform during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Marcio Jose Sanchez)

The Black Eyed Peas' Fergie performs with Slash during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

The Black Eyed Peas' Fergie performs with Slash during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

Fergie from the Black Eyed Peas and musician Slash, right, perform at halftime oft NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap appear on a large video screen during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

Members of the the Black Eyed Peas perform during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

Musician Slash performs during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

The Black Eyed Peas featuring from left, apl.de.ap, will.i.am, Fergie, and Taboo perform during halftime of NFL football Super Bowl XLV Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Dave Martin)

The Black Eyed Peas apl.de.ap, left, Fergie, second from left, will.i.am, second from right, and Taboo perform during halftime of NFL football Super Bowl XLV Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

Members of the the Black Eyed Peas are seen on the large video screen over the field as they perform during halftime of NFL Super Bowl XLV football game between the Pittsburgh Steelers and Green Bay Packers Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

The Black Eyed Peas' Fergie performs during halftime of NFL football Super Bowl XLV Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

Fergie of the Black Eyed Peas performs at halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

The Black Eyed Peas' Fergie performs with Slash during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

A view of Cowboys Stadium as the Black Eyed Peas perform during the halftime show of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

Fergie performs with The Black Eyed Peas during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Patrick Semansky)

The Black Eyed Peas, featuring Fergie, will.i.am, Taboo and apl.de.ap, perform during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Mike Groll)

Taboo of the Black Eyed Peas performs during halftime at the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

The Black Eyed Peas' Fergie and Slash, right, perform during the halftime show of the NFL Super Bowl XLV football game between the Green Bay Packers and Pittsburgh Steelers Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

The Black Eyed Peas apl.de.ap, left, will.i.am, second from left, Fergie, and Taboo, right, perform during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Mark Humphrey)

Fergie of the Black Eyed Peas is projected on the giant monitor at Cowboys Stadium as she performs during halftime of NFL football Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/LM Otero)

Dancers perform in lighted suits as The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Patrick Semansky)

The Black Eyed Peas, featuring Fergie, perform during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Marcio Jose Sanchez)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

The The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Marcio Jose Sanchez)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Mike Groll)

The Black Eyed Peas featuring from left, apl.de.ap, will.i.am, Fergie, and Taboo perform during halftime of NFL football Super Bowl XLV Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Dave Martin)

The Black Eyed Peas featuring from left, apl.de.ap, will.i.am, Fergie, and Taboo perform during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Dave Martin)

Members of the the Black Eyed Peas descend to the stage for during halftime show of the NFL Super Bowl XLV football game between the Pittsburgh Steelers and Green Bay Packers Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Riedel)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap perform during halftime of the NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Patrick Semansky)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap are lowered to the stage to perform during halftime of NFL Super Bowl XLV football game Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Lynne Sladky)

The Black Eyed Peas featuring Fergie, will.i.am, Taboo and apl.de.ap lower down to the stage to perform during halftime of the NFL football Super Bowl XLV Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Dave Martin)