Flo Rida vs. T-Pain vs. Nelly vs. Fergie vs. T.I. vs. Soulja Boy vs. Britney Spears vs. DJ Felli Fel vs. Diddy vs. Akon vs. Ludacris vs. Lil Jon vs. Ray J vs. Yung Berg vs. Lady Gaga vs. Lil Wayne vs. DJ Laz vs. Casely vs. Jordin Sparks vs. Chris Brown vs. The Pussycat Dolls vs. Metro Station vs. Usher vs. Young Jeezy vs. Three 6 Mafia vs. Project Pat vs. Danity Kane vs. Kevin Rudolf vs. Pitbull vs. Lil Mama vs. Chris Brown vs. Flo Bots vs. Madonna vs. Justin Timberlake vs. Chris Brown vs. Pink vs. Saving Abel vs. Estelle vs. Beyonce vs. Katy Perry vs. Enur vs. Rihanna vs. Coldplay vs. Leona Lewis vs. Kanye West