Justin Bieber took the most number of awards at four. He became the youngest winner for the Artist of the Year award to date.
Here is the list of winners:
1. Favorite Soul/R&B Album – Raymond v. Raymond - Usher
2. Favorite Pop/Rock Band/Duo/Group – The Black Eyed Peas
3. Favorite Country Female Artist – Taylor Swift
4. Favorite Latin Artist – Shakira
5. Favorite Soul/R&B Female Artist – Rihanna
6. Favorite Country Male Artist – Brad Paisley
7. Favorite Country Album – Play On – Carrie Underwood
8. T-Mobile Breakthrough Artist – Justin Bieber
9. Favorite Pop/Rock Male Artist – Justin Bieber
10. Favorite Country Band/Duo/Group – Lady Antebellum
11. Favorite Alternative Rock Artist – Muse
12. Favorite Adult Contemporary Artist – Michael Buble
13. Favorite Soul/R&B Male Artist – Usher
14. Artist of the Year – Justin Bieber
15. Favorite Pop/Rock Female Artist – Lady Gaga
16. Favorite Album – My World 2.0 – Justin Bieber
17. Favorite Rap/Hip-Hop Male Artist – Eminem
18. Favorite Rap/Hip-Hop Album – Recovery – Eminem
19. Favorite Soundtrack – Glee: The Music, Volume 3 Showstoppers - Glee cast
20. Favorite Contemporary Inspirational Artist – MercyMe
Performers at the ceremony were: Rihanna, Enrique Iglesias, Pitbull, Miley Cyrus, Diddy-Dirty Money, Kid Rock, The Black Eyed Peas, Katy Perry, Justin Bieber, Bon Jovi, Pink, Ne-Yo, Taylor Swift, Christina Aguilera, Usher, Train, Kesha, Carlos Santana, Gavin Rossdale, Backstreet Boys and New Kids on the Block.
Unlike the Grammy Awards which is determined by members of the entertainment industry, the AMA is determined by a poll of music buyers.
