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Linkin Park, George Lopez, Katy Perry, Smokey Robinson and Ringo Starr have been added to the lineup for Wednesday's announcement of Grammy nominations.

TV Guide Network's Look-A-Like winner gets Katy Perry makeover

Rapper and NCIS: Los Angeles star LL Cool J will host The Grammy Nominations Concert Live (CBS, 9/8c). It's the second year the Recording Academy has packaged the unveiling of its nominees with a concert special.

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The special will feature the announcement of nominations in several of the 109 categories and performances by past winners and nominees.

Among the evening's presenters will be T-Pain and Dwight Yoakam. Disc jockey/producer David Guetta will spin throughout the one-hour program, which includes previously announced performances by the Black Eyed Peas, Maxwell, Nick Jonas and the Administration, and Sugarland.

CBS will broadcast the 52nd annual Grammy Awards live from Los Angeles on Sunday, Jan. 31 at 8/7c.