Aldean and Lady Gaga are the first performers to be announced for the 1-hour special hosted by LL Cool J that will air live from the Nokia Theatre on CBS from 10 to 11 p.m. EDT.
The show will announce nominations in several categories as well as feature performances by past Grammy winners, The Recording Academy said Wednesday in a release.
The 2012 Grammy Awards will be broadcast Sunday, Feb. 12.
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