There aren't that many award shows where you're gonna be able to see 19 performers packed into 3 hours! Jimmy Kimmel will host the show. Here's your rundown (in no particular order): 1. Christina Aguilera will open the show with a "sampler" of her new greatest hits album, "Keeps Gettin' Better: A Decade of Hits" 2. New Kids on the Block will perform, marking their return to the AMAs after 17 years. - Uh Uh Oh Oh Oh..Uh Uh Oh Oh... 3. Cold Play 4. Leona Lewis 5. Alicia Keys 6. Sarah McLachlan 7. Beyonce 8. Mariah Carey 9. Pink 10. Ne-Yo - that's my boy! 11. Taylor Swift 12. Annie Lennox 13. The Fray 14. Jonas Brothers (change the channel for this one) 15. Pussycat Dolls 16. Natasha Bedingfield 17. Kanye West 18. Rihanna - she's performing Rehab! 19. Miley Cyrus (bathroom break here) Awards nominations: + Keys leads nominees with five nods, including artist of the year and favourite female artist in both the pop/rock and soul/R&B categories. + Coldplay and the Eagles have four nominations each, while Chris Brown and Lil Wayne have three apiece.