Adele arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Taylor Swift arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Nicki Minaj arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Nicki Minaj, right, and her guest arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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Kelly Rowland arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Paris Hilton arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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The band Foster the People arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Cyndi Lauper arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Taraji P. Henson arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Fergie arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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LL Cool J arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Katy Perry arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Deadmau5 arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Corinne Bailey Rae arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Bruno Mars, center, and The Smeezingtons arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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Robyn arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Carrie Underwood arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Neil, left, Kimberly and Reid Perry of The Band Perry arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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Bob Seger arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Linda Ramone arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Kelly Osbourne arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Alison Krauss, center, and the band Union Station arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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The band Mumford & Sons arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Alicia Keys, left, and Swizz Beatz arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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Shawna Thompson, left, and Keifer Thompson of Thompson Square arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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The band Sum 41 arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Steve Martin, center, and the Steep Canyon Rangers arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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Mitch, left, and Janis Winehouse, parents of the late Amy Winehouse, arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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Tony Bennett arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Jessie J arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Dave Grohl, third from left, and members of the band Foo Fighters arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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Rihanna arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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The band My Morning Jacket arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Hillary Scott, of musical group Lady Antebellum, arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Joyce DiDonato arrives Sunday at the 54th annual Grammy Awards in Los Angeles.

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Adam Levine, right, and Anne Vyalitsyna arrive Sunday at the 54th annual Grammy Awards in Los Angeles.

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