Billie Eilish took home the award for song of the year for "What Was I Made For?" from the "Barbie" movie and Miley Cyrus snagged the trophy for record of the year for "Flowers."
There were memorable performances by Dua Lipa, SZA and Olivia Rodrigo, while collaborations between Joni Mitchell, Brandi Carlile and more, as well as Luke Combs and Tracy Chapman, also stole the show.
Burna Boy delivered an electrifying performance at the Grammys, joining forces with 21 Savage and Brandy to perform his song "Sittin' on Top of the World."
Burna Boy performs onstage during the 66th GRAMMY Awards at Crypto.com Arena in Los Angeles, Feb. 04, 2024.
Amy Sussman/Getty Images
Heading into the evening, the singer was nominated for four Grammy Awards.
Feb 04, 2024, 10:48 PM EST
Travis Scott performs trio of songs from 'Utopia'
Travis Scott performed a trio of songs from his album "Utopia" at the Grammys, including "My Eyes," "I Know ?" and "Fe!n."
Travis Scott performs during the 66th Annual Grammy Awards at the Crypto.com Arena in Los Angeles, Feb. 4, 2024.
Valerie Macon/AFP via Getty Images
Scott was nominated for best rap album for "Utopia" heading into the night. The award ultimately went to "Michael" from Killer Mike.
Feb 04, 2024, 10:36 PM EST
Joni Mitchell performs at the Grammys for the first time
Joni Mitchell delivered her first-ever performance at the Grammys on Sunday night.
Brandi Carlile introduced the legendary musician and called her "one of the most influential and emotionally generous creators in human history."
Mitchell performed "Both Sides Now" alongside Carlile, Lucius, SistaStrings, Allison Russell, Blake Mills and Jacob Collier.
Earlier this evening, Mitchell won the Grammy for best folk album for "Joni Mitchell At Newport (Live)."
Joni Mitchell and Brandi Carlile perform onstage during the 66th GRAMMY Awards, Feb. 4, 2024, in Los Angeles.
Amy Sussman/Getty Images
Feb 04, 2024, 10:29 PM EST
Billie Eilish wins song of the year for 'What Was I Made For?'
Billie Eilish won the Grammy for song of the year for "What Was I Made For?" from the "Barbie" movie, accepting the award from presenter Lionel Richie.
A shocked Eilish thanked her brother and frequent collaborator Finneas in her acceptance speech, calling him "my best friend in the whole world" and crediting him with "[making] me the person I am today" as he stood next to her on the stage.
Eilish also shouted out her fellow nominees, calling them "incredible artists" who delivered "incredible music."
Billie Eilish and Finneas O'Connell accept the Song Of The Year award for "What Was I Made For?" during the 66th Annual Grammy Awards in Los Angeles, Feb. 4, 2024.
Valerie Macon/AFP via Getty Images
"We're so lucky," Finneas added. "We just continue to be just deeply, deeply privileged lucky people. It's hard to feel deserving ever, but we definitely don't right now. We feel very humbled, very grateful."
Other nominees in the category included "A&W" by Lana Del Rey, "Anti-Hero" by Taylor Swift, "Butterfly" by Jon Batiste, "Dance the Night" by Dua Lipa, "Flowers" by Miley Cyrus, "Kill Bill" by SZA and "Vampire" by Olivia Rodrigo.