Music’s biggest stars have all gathered at the NOKIA Theatre in Los Angeles for the 2011 American Music Awards. Adele leads tonight’s show with four nominations, including Artist of the Year at the 39th annual event. To start things off, Nicki Minaj opened tonight’s festivities with help from David Guetta for a medley performance of “Turn Me On” and “Super Bass.”

Props to Yardie/MWP

Mary J. Blige, Drake, Justin Bieber, Chris Brown, Enrique Iglesias with Ludacris, and Jennifer Lopez with Pitbull hit the AMA stage, after the jump……

Mary J. Blige – “Mr Wrong”

Drake – “Headlines”

Justin Bieber – “Under The Mistletoe”

Chris Brown – “All Back/Say It With Me”

Enrique Iglesias with Ludacris – “I Like How It Feels” & “Tonight (I’m Lovin’ You)”

Jennifer Lopez with Pitbull – “Papi” & “On The Floor”

2011 American Music Awards Winners:

POP or ROCK MUSIC

Favorite Male Artist
Bruno Mars

Favorite Female Artist
Adele

Favorite Band, Duo or Group
Maroon 5

Favorite Album
Adele – 21

COUNTRY MUSIC

Favorite Male Artist
Blake Shelton

Favorite Female Artist
Taylor Swift

Favorite Band, Duo or Group
Lady Antebellum

Favorite Album
Taylor Swift – Speak Now

RAP/HIP-HOP MUSIC

Favorite Artist
Nicki Minaj

Favorite Album
Nicki Minaj – Pink Friday

SOUL/RHYTHM & BLUES MUSIC

Favorite Male Artist
Usher

Favorite Female Artist
Beyoncé

Favorite Album
Rihanna – Loud

ALTERNATIVE ROCK MUSIC

Favorite Artist
Foo Fighters

ADULT CONTEMPORARY MUSIC

Favorite Artist
Adele

LATIN MUSIC

Favorite Artist
Jennifer Lopez

CONTEMPORARY INSPIRATIONAL

Favorite Artist
Casting Crowns

ARTIST OF THE YEAR
Taylor Swift

SPRINT NEW ARTIST OF THE YEAR

POP/ROCK
Hot Chelle Rae (Overall Winner – Sprint New Artist of the Year)

COUNTRY
The Band Perry

SOUL/R&B
Miguel

RAP/HIP-HOP
Wiz Khalifa

Previously:
Nicki Minaj Announces the 2011 American Music Award Noms: Breasty and Floral (Photos)
Rihanna, Usher, Dirty Money & Ne-Yo perform at the 2010 American Music Awards (Video)