Entertainment_Culture

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

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

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

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

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Lady Gaga accepts the award for best pop vocal album onstage at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Matt Sayles)

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

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Esperanza Spalding accepts the award for best new artist at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Matt Sayles)

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Cee Lo Green, left, and Gwyneth Paltrow perform at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Matt Sayles)

Dan Auerbach, left, and Patrick Carney pose backstage with the awards for best alternative music album and Best Rock Performance by a Duo or Group with Vocals at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Esperanza Spalding poses backstage with the award for best new artist at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Buddy Guy poses backstage with the award for best contemporary blues album at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Herbie Hancock holds his awards backstage at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Muse, from left, Dominic Howard, Matthew Bellamy, and Christopher Wolstenholme are seen backstage with the award for best rock album at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Willie "Big Eyes" Smith poses backstage with the award for best traditional blues album at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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John Legend is seen backstage with the awards for best R&B album, best R&B song, and best traditional R&B vocal performance at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Ray LaMontagne poses backstage with the award for best contemporary folk album at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Miranda Lambert poses backstage with the award for best female country vocal performance at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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** FILE ** Usher poses backstage with his awards for best male R&B vocal and best contemporary R&B album at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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Usher poses backstage with his awards for best male R&B vocal and best contemporary R&B album at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Jae C. Hong)

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