Swift earned Artist of the Year, Favorite Female Artist - Pop/Rock and Favorite Music Video for "Cardigan."
The Weeknd won Favorite Male Artist - Soul/R&B, Favorite Album - Soul/R&B for After Hours and Favorite Song Soul/R&B for "Heartless."
Justin Bieber won Collaboration of the Year and Favorite Song - Country for "10,000 Hours" with Dan + Shay and Favorite Male Artist - Pop/Rock.
Other winners included Doja Cat taking home New Artist of the Year and BTS earning Favorite Social Artist and Favorite Duo or Group - Pop/Rock.
Taraji P. Henson hosted the fan-voted event which featured performances from The Weeknd, Billie Eillish, BTS, Jennifer Lopez with Maluma, Megan Thee Stallion, Bieber, Dua Lipa, Lil Baby, Shawn Mendes, Katy Perry, Bebe Rexha with Doja Cat, Dan + Shay, Bell Biv DeVoe, Nelly, Lewis Capaldi and Machine Gun Kelly.