Here are some of the top categories and the winners:

Best rap album

Winner: "To Pimp A Butterfly": Kendrick Lamar

Other nominees:

"2014 Forest Hills Drive": J. Cole

"Compton": Dr. Dre

"If You're Reading This It's Too Late": Drake

"The Pinkprint": Nicki Minaj

Best country album

Winner: "Traveller": Chris Stapleton

Other nominees:

"Montevallo": Sam Hunt

"Pain Killer": Little Big Town

"The Blade": Ashley Monroe

"Pageant Material": Kacey Musgraves

Song of the year

Winner: "Thinking Out Loud": Ed Sheeran & Amy Wadge, songwriters (Ed Sheeran)

Other nominees:

"Alright": Kendrick Duckworth, Mark Anthony Spears and Pharrell Williams, songwriters (Kendrick Lamar)

"Blank Space": Max Martin, Shellback and Taylor Swift, songwriters (Taylor Swift)

"Girl Crush": Hillary Lindsey, Lori McKenna and Liz Rose, songwriters (Little Big Town)

"See You Again": Andrew Cedar, Justin Franks, Charles Puth and Cameron Thomaz, songwriters (Wiz Khalifa Featuring Charlie Puth)

Best new artist

Winner: Meghan Trainor

Other nominees:

Courtney Barnett

James Bay

Sam Hunt

Tori Kelly

Album of the year

Winner: "1989" by Taylor Swift

Other nominees:

"Sound & Color" by Alabama Shakes

"To Pimp a Butterfly" by Kendrick Lamar

"Traveller" by Chris Stapleton

"Beauty Behind the Madness" by The Weeknd

Record of the year

Winner: "Uptown Funk" by Mark Ronson featuring Bruno Mars

Other nominees:

"Really Love" by D'Angelo and the Vanguard

"Thinking Out Loud" by Ed Sheeran

"Blank Space" by Taylor Swift

"Can't Feel My Face" by The Weeknd

Best dance recording

Winner: "Where Are Ü Now": Skrillex and Diplo with Justin Bieber

Other nominees:

"We're All We Need": Above & Beyond featuring Zoë Johnston

"Go": The Chemical Brothers

"Never Catch Me": Flying Lotus featuring Kendrick Lamar

"Runaway (U & I)": Gallants

Best pop duo/group performance

Winner: "Uptown Funk": Mark Ronson featuring Bruno Mars

Other nominees:

"Ship To Wreck": Florence + The Machine

"Sugar": Maroon 5

"Bad Blood": Taylor Swift featuring Kendrick Lamar

"See You Again": Wiz Khalifa featuring Charlie Pluth

Best urban contemporary album

Winner: "Beauty Behind the Madness": The Weeknd

Other nominees:

"Ego Death": The Internet

"You Should Be Here": Kehlani

"Blood": Lianne La Havas

"Wildheart": Miguel

Best alternative music album

Winner: "Sound & Color": Alabama Shakes

Other nominees:

"Vulnicura": Björk

"The Waterfall": My Morning Jacket

"Currents": Tame Impala

"Star Wars": Wilco

Best rock performance

Winner: "Don't Wanna Fight" : Alabama Shakes

Other nominees:

"What Kind of Man": Florence + The Machine

"Something From Nothing": Foo Fighters

"Ex's & Oh's": Elle King

"Moaning Lisa Smile": Wolf Alice