It's one of the biggest nights in music, and the 2015 American Music Awards didn't disappoint!
Jennifer Lopez hosted the star-studded award show, which was broadcast live from the Microsoft Theater in Los Angeles on Sunday night.
Among those in attendance were Selena Gomez, Justin Bieber, Gwen Stefani, Nicki Minaj, Kendall and Kylie Jenner, Carrie Underwood, Demi Lovato and many more.
Check out the complete list of winners below:
Artist of the Year: One Direction
Song of the Year: Taylor Swift, "Blank Space"
New Artist of the Year: Sam Hunt
Favorite Male Artist - Pop/Rock: Ed Sheeran
Favorite Female Artist - Pop/Rock: Ariana Grande
Favorite Male Artist - Country: Luke Bryan
Favorite Female Artist - Country: Carrie Underwood
Favorite Female Artist - Soul/R&B: Rihanna
Favorite Male Artist - Soul/R&B: The Weeknd
Favorite Artist - Adult Contemporary: Taylor Swift
Favorite Artist - Latin: Enrique Iglesias
Favorite Artist - EDM: Calvin Harris
Favorite Artist - Alternative Rock: Fall Out Boy
Favorite Artist - Rap/Hip-Hop: Nicki Minaj
Best Country Duo or Group: Florida Georgia Line
Best Pop/Rock Duo or Group: One Direction
Best Soul/R&B Album: The Weeknd
Best Rap/Hip-Hop Album: Nicki Minaj, "The Pinkprint"
Best Pop/Rock Album: Taylor Swift, "1989"
Best Country Album - Country: Florida Georgia Line, "Anything Goes"
Collaboration of the Year: Skrillex & Diplo featuring Justin Bieber, "Where Are U Now"
Top Soundtrack: "Pitch Perfect 2"
Check out the video below to see the best and worst dressed stars at the show: