The 34th annual American Music Awards, hosted by Jimmy Kimmel, featured an elaborate mocking of Kevin Federline, an appearance by Flavor Flav in a baby costume, a bunch of awards and performances by Beyonc? Carrie Underwood, Mary J. Blige, Jay-Z, Pussycat Dolls, Tenacious D, Snow Patrol, Akon feat. Snoop Dogg, John Mayer, Barry Manilow, Fall Out Boy, Jamie Foxx, Dixie Chicks, Gwen Stefani, Rascal Flatts, Josh Groban, Nelly Furtado and Lionel Richie.