Korina Lopez, USA TODAY
October 29. 2012 - Country music steps into the spotlight at the Grammy Nominations Concert Live!! on Dec. 5.
Taylor Swift will share hosting duties with LL Cool J for the second time in the live announcement's five-year prime-time stint.
Country singer Luke Bryan joins the lineup for the concert, airing on CBS at 10 p.m. ET/tape delay PT.
Pop supergroup Maroon 5 is also set to perform at the nominations show, setting up shop for the first time in Nashville.