2010 American Music Awards

Justin Bieber reigned supreme at last night's American Music Awards. The teen sensation was nominated for four awards and won in every category he was nominated in.

Here's the complete list of winners:

ARTIST OF THE YEAR

• Justin Bieber

POP/ROCK

• Male Artist: Justin Bieber

• Female Artist: Lady Gaga

• Band, Duo or Group: The Black Eyed Peas

• Album: Justin Bieber, My World 2.0

SOUL/R&B

• Male Artist: Usher

• Female Artist: Rihanna

• Album: Usher, Raymond Vs. Raymond

RAP/HIP-HOP

• Male Artist: Eminem

• Album: Eminem, Recovery

COUNTRY

• Male Artist: Brad Paisley

• Female Artist: Taylor Swift

• Band, Duo or Group: Lady Antebellum

• Album: Carrie Underwood, Play On

ADULT CONTEMPORARY

• Artist: Michael Bublé

ALTERNATIVE ROCK

• Artist: Muse

LATIN

• Artist: Shakira

CONTEMPORARY INSPIRATIONAL

• Artist: MercyMe

SOUNDTRACK

• Album: Glee: The Music, Volume 3--Showstoppers

T-MOBILE BREAKTHROUGH ARTIST

• Justin Bieber

~Papi Chulo~