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See how the 2012 winners and nominees let loose at the post-show bashes!
Credit: Johnny Nunez/WireImage
Updated: Monday Feb 13, 2012 | 11:00 AM EST
By: Janet Mock
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Gwyneth & Cee Lo! Elton & Eminem! Watch all the most talked-about mashups
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Also at the Bar Marmont, actress Tika Sumpter, who celebrates music's big night – just a day after hearing of Sparkle costar Whitney Houston's passing.
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