RECORDING ACADEMY NEWS RELEASE. 55TH ANNUAL GRAMMY AWARDS® WILL ROCK LOS ANGELES' STAPLES CENTER AND AIR LIVE ON CBS SUNDAY, FEB. 10, 2013. The GRAMMY®Nominations Concert Live!! —Countdown To Music's Biggest Night®" To Take Place on Wednesday, Dec. 5, 2012, Live On CBS SANTA MONICA, Calif. (May 31, 2012)—Music's Biggest Night®, the 55th Annual GRAMMY Awards®, returns to Los Angeles' STAPLES Center on Sunday, Feb. 10, 2013, and will air live on the CBS Television Network from 8 –11:30 p.m. (ET/PT). The eligibility year for the 55th Annual GRAMMY Awards is Oct. 1, 2011, to Sept. 30, 2012. Additionally, "The GRAMMY® Nominations Concert Live!! —Countdown To Music's Biggest Night®" —which officially kicks off GRAMMY season by revealing nominations in several categories while featuring unique performances with past GRAMMY winners and/or nominees. The GRAMMY Awards telecast is one of television's major broadcast events, ranking as one of the highest-rated and most-watched specials. Ratings for the GRAMMY Awards have continued to soar over the last several years, with the 54th Annual GRAMMY Awards attracting 39.9 million viewers, the largest GRAMMY audience since 1984 and the second largest in history. The telecast was the highest-rated awards show of the season, and the biggest social event in the history of television. The awards drew 13 million social media comments with the conversation on Twitter reaching a record high at 160,341 tweets per minute during the live telecast. Established in 1957, The Recording Academy is an organization of musicians, producers, engineers and recording professionals that is dedicated to improving the cultural condition and quality of life for music and its makers. Internationally known for the GRAMMY Awards —the preeminent peer-recognized award for musical excellence and the most credible brand in music —The Recording Academy is responsible for groundbreaking professional development, cultural enrichment, advocacy, education and human services programs. The Academy continues to focus on its mission of recognizing musical excellence, advocating for the well-being of music makers and ensuring music remains an indelible part of our culture. News Release from The Recording Academy (NARAS).