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'Voice' Judges Christina Aguilera, Cee Lo, Blake Shelton, Adam Levine Go 'Crazy' in Performance

'The Voice' Premiere: Christina Aguilera Takes the Reins

NBC's new talent competition "The Voice," featuring celebrity coaches Christina Aguilera, Cee Lo Green, Maroon 5's Adam Levine and country star Blake Shelton, premieres Apr. 26. To kick off the pre-taped show, the judges collaborated on Cee Lo's hit with Gnarls Barkley, "Crazy."

Watch below, as Christina overpowers on vocals, Blake Shelton tries to keep up, and Adam Levine goes crazy on the drum kit. We could use more of the voice that made the song famous, Cee Lo.

Video: The Coaches Of "The Voice" Sing Gnarls Barkley's "Crazy"

On "The Voice," each celebrity coach will select a team of contestants to compete against one another. The audience will help decide who moves on, and four contestants will go to the live-broadcast finale. The winner will walk away with $100,000 and a record deal with Universal Republic.