Find out who took home the trophies!
The 2015 Billboard Music Awards are finally here!
Chrissy Teigen and Ludacris hosted the event at the MGM Grand in Las Vegas.
PICS: Stars on the Red Carpet at the BBMAs
Without further ado, here's a list of all the night's big winners:
ALBUMS
Top Billboard 200 Album: Taylor Swift, 1989
Top R&B Album: Pharrell Williams, G I R L
Top Rap Album: J. Cole, 2014 Forest Hills Drive
Top Country Album: Jason Aldean, Old Boots, New Dirt
Top Rock Album: Coldplay, Ghost Stories
Top Christian Album: Lecrae, Anomaly
Top Latin Album: Enrique Iglesias, Sex and Love
Top Soundtrack: Frozen
ARTISTS
Top Artist: Taylor Swift
Top Female Artist: Taylor Swift
Top Male Artist: Sam Smith
Top Duo/Group: One Direction
Top New Artist: Sam Smith
Top Billboard 200 Artist: Taylor Swift
WATCH: Taylor Swift Drops Star-Studded 'Bad Blood' Video
Top Hot 100 Artist: Taylor Swift
Top Country Artist: Florida Georgia Line
Top Digital Songs Artist: Taylor Swift
Top Touring Artist: One Direction
Top Social Artist: Justin Bieber
Top Streaming Artist: Iggy Azalea
Top R&B Artist: Pharrell Williams
Top Rap Artist: Iggy Azalea
Top Rock Artist: Hozier
Top Latin Artist: Romeo Santos
Top Dance/Electronic Artist: Calvin Harris
Top Christian Artist: Hillsong United
Billboard Chart Achievement Award (Fan-Voted): Taylor Swift
SONGS
Top Hot 100 Song: Meghan Trainor, "All About That Base"
Top Radio Song: John Legend, "All of Me"
Top Rap Song: Iggy Azalea ft. Charli XCX, "Fancy"
Top Digital Song: Meghan Trainor, "All About That Bass"
Top Streaming Song (Audio): John Legend, "All of Me"
Top Streaming Song (Video): Taylor Swift, "Shake It Off"
WATCH: J. Lo Talks Relationship Status, Vegas Beginnings, and 'Idol' Endings at the BBMA Red Carpet
Top Dance/Electronic Song: DJ Snake & Lil Jon, "Turn Down For What"
Top Christian Song: Carrie Underwood, "Something in the Water"
Top Latin Song: Enrique Iglesias feat. Descemer Bueno & Gente de Zona, "Bailando"
Top Rock Song: Hozier, "Take Me To Church"
Watch Zendaya gush about Taylor Swift's "genius" music video for "Bad Blood":