Six-time GRAMMY® winner Taylor Swift will co-host “The GRAMMY Nominations Concert Live!! — Countdown To Music’s Biggest Night®,” along with two-time GRAMMY winner LL COOL J. Additionally, country singer/songwriter Luke Bryan has been added to the lineup for the one-hour special, joining previously announced three-time GRAMMY-winning group Maroon 5. The show — which will announce nominations in several categories as well as feature performances by past GRAMMY winners and/or nominees — will take place live for the first time ever at Bridgestone Arena in Nashville, Tenn., on Wednesday, Dec. 5, and will be broadcast in HDTV and 5.1 surround sound on the CBS Television Network (www.cbs.com) from 10 – 11 p.m. ET/PT (9 p.m. Central). Additional performers and presenters will be announced shortly. For updates and breaking news, please visit www.grammy.com, and The Recording Academy®’s social networks on Twitter and Facebook: www.twitter.com/thegrammys, www.facebook.com/thegrammys.