Photos | Are These The "American Idol" Season Nine Guest Judges?

Are These The "American Idol" Season Nine Guest Judges?

Related Artists

• Jonas Brothers
• Jessica Simpson
• Shania Twain
• Mary J. Blige
• Katy Perry

Source: http://www.mtv.com/photos/?fid=1618989

Rihanna Bruce Springsteen Coheed And Cambria Hatebreed