Christina Aguilera - 2008 American Music Awards

Christina Aguilera (in Ellie Saab) arrives for the 2008 American Music Awards at the Nokia Theater in Los Angeles on Sunday.

Jimmy Kimmel returns for the fifth time as host for the two-hour show. Expected performances include: Beyonce, Christina Aguilera, Kanye West, the Jonas Brothers, Mariah Carey, Miley Cyrus, New Kids on the Block, Coldplay, Leona Lewis, Alicia Keys, Sarah McLachlan, Taylor Swift, Pink, Ne-Yo and Annie Lennox.