"The GRAMMY Nominations Concert Live!!" — which will announce nominations in several categories as well as feature performances by past GRAMMY winners and/or nominees — will be broadcast in HDTV and 5.1 surround sound on the CBS Television Network on Friday, Dec. 6 from 10–11 p.m. ET/PT. Performers will include Macklemore & Ryan Lewis; Katy Perry and Taylor Swift, performing from Canada and Australia, respectively; a performance by six-time GRAMMY-winning group Earth, Wind & Fire and three-time GRAMMY winner T.I. with Robin Thicke; New Zealand singer/songwriter Lorde; and a performance by GRAMMY winner Miguel and four-time GRAMMY winner Keith Urban. The show will be hosted by GRAMMY winner LL Cool J.