STREAMING LIVE: Post Grammy Nominations Concert

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The 2012 Grammy Nominations Concert, hosted by LL Cool J, is underway and streaming live for your viewing pleasure.

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Click here to see Lady Gaga, Nicki Minaj, Common, The Band Perry and more perform as fans learn which of their favorite artists will compete for music's highest honors.

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The 54th Grammy Awards airs February 12 at 8/7c on CBS.