Sugarland have joined the lineup for The Grammy Nominations Concert Live — Countdown to Music’s Biggest Night on Nov. 30. Ludacris and Lupe Fiasco will also perform, along with previously-announced artists Jason Aldean and Lady Gaga. LL Cool J will host the one-hour event at the Nokia Theatre in Los Angeles.The special will air on CBS at 10 p.m. ET/PT. Additional performers and presenters will be announced at a later date. The Grammy Awards will take place at the Staples Center in Los Angeles on Feb. 12.