Previously announced performers include Childish Gambino, Lady Gaga, Little Big Town, Patti LuPone, P!nk, and Ben Platt.
Mars, who is the third most nominated artist of the night after JAY Z and Kendrick Lamar, has earned six nominations including album of the year and best R&B album for 24K Magic as well as record of the year for "24K Magic" and song of the year for "That's What I Like." Cardi B, who will make her Grammy debut this year, received two nods for "Bodak Yellow (Money Moves)" (best rap performance and best rap song).
Another Grammy first-timer, SZA, has five nominations this year: best new artist, best R&B performance ("The Weekend"), best R&B song ("Supermodel"), best urban contemporary album (CTRL), and best rap/sung performance ("Love Galore") -- making her 2018's most Grammy nominated female with five nods.
Kesha also earned her first-ever Grammy nominations this year, with two nominations for best pop solo performance ("Praying") and best pop vocal album (Rainbow). Current three-time Grammy nominees Luis Fonsi & Daddy Yankee are up for record of the year, song of the year, and best pop duo/group performance ("Despacito" featuring Justin Bieber) after winning big at the Latin Grammys back in November 2017.
The show will be hosted by award-winning television personality and performer James Corden and will be broadcasted live on CBS at 7:30 p.m. ET/4:30 p.m. PT.