Taylor Swift, Luke Bryan join Grammy nominations show

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.