LOS ANGELES: Here are the winners of the main categories at the 55th Grammy Awards, the music industry's annual award ceremony:

Album of the Year: "Babel" - Mumford & Sons

Record of the Year: "Somebody That I Used To Know" - Gotye featuring Kimbra

Song of the Year: "We Are Young" - fun.

Best New Artist: fun.

Best Rock Song: "Lonely Boy" - The Black Keys

Best Rock Album: "El Camino" - The Black Keys

Best R&B Song: "Adorn" - Miguel

Best R&B Album: "Black Radio" - Robert Glasper Experiment

Best R&B Performance: "Climax" - Usher

Best Traditional R&B Performance: "Love on Top" - Beyonce

Best Urban Contemporary Album: "Channel Orange" - Frank Ocean

Best Pop Performance, Solo: "Set Fire to the Rain (live)" - Adele

Best Pop Performance, Duo or Group: "Somebody That I Used to Know" - Gotye featuring Kimbra

Best Pop Vocal Album: "Stronger" - Kelly Clarkson

Best Traditional Pop Vocal Album: "Kisses On The Bottom" - Paul McCartney

Best Rap Song: "Ni**as In Paris" - Jay-Z & Kanye West

Best Rap Album: "Take Care" - Drake

Best World Music Album: "The Living Room Sessions Part 1" - Ravi Shankar

Best Alternative Music Album: "Making Mirrors" - Gotye

Best Orchestral Performance: "Adams: Harmonielehre & Short Ride In A Fast Machine" - San Francisco Symphony

Best Opera Recording: "Wagner: Der Ring Des Nibelungen" - The Metropolitan Opera Orchestra, The Metropolitan Opera Chorus

Best Jazz Instrumental Album: "Unity Band" - Pat Metheny Unity Band

Best Country Song: "Blown Away" - Carrie Underwood

Best Country Album: "Uncaged" - Zac Brown Band

Best Hard Rock/Metal Performance: "Love Bites (So Do I)" - Halestorm

Best New Age Album: "Echoes of Love" - Omar Akram