The Grammy Nominations Concert Live! - Countdown To Music's Biggest Night' To Feature Performances By Justin Bieber, B.o.b, Miranda Lambert, Bruno Mars, And Katy Perry

Santa Monica, CA (Top40 Charts/ Recording Academy) - Pop star Justin Bieber, rapper B.o.B, country artist Miranda Lambert, singer/songwriter/producer Bruno Mars, and pop star Katy Perry are the first performers announced for "The GRAMMY Nominations Concert Live!! - Countdown To Music's Biggest Night." Two-time GRAMMY winner LL Cool J once again is set to host the one-hour special, which takes place live on Wednesday, Dec. 1, at Club NOKIA in Los Angeles.

The show will be broadcast in HDTV and 5.1 Surround Sound on the CBS Television Network from 10 - 11 p.m. ET/PT. Additional performers and presenters will be announced shortly. The special marks the third time nominations for the annual GRAMMY Awards will be announced live on primetime television. Last year's airing of the nominations special reached more than 7 million viewers and led to double-digit percentage increases in all key demos for the 52nd Annual GRAMMY Awards telecast earlier this year, delivering the show's best ratings in all key measures since 2004 and the biggest year-over-year increase in more than 20 years.

The road to Music's Biggest Night begins with "The GRAMMY Nominations Concert Live!!" and culminates with the 53rd Annual GRAMMY Awards, live from STAPLES Center in Los Angeles on Sunday, Feb. 13, 2011 and broadcast on CBS at 8 p.m. ET/PT. For updates and breaking news, please visit The Recording Academy's social networks on Twitter and Facebook: www.twitter.com/thegrammys, www.facebook.com/thegrammys.

"The GRAMMY Nominations Concert Live!! - Countdown To Music's Biggest Night" is produced by AEG Ehrlich Ventures, LLC and John Cossette Productions. John Cossette and Ken Ehrlich are the executive producers. LL Cool J is producer.