2009 Grammy Awards: Back Up Vocals for Gnarles Barkley January 29, 2010August 29, 2012 | moniquedonnelly This performance a total blast, there is never a dull moment around C-Lo Green and Dangermouse. From the costuming to the set design it was all out for the 49th Grammy Awards and Gnarles Barkley. Share this:TwitterFacebookLike this:Like Loading... Related