Christina Aguilera, Cee Lo Green, Adam Levine & Blake Shelton Perform on The Voice

Source: http://www.thehollywoodgossip.com/2013/09/christina-aguilera-cee-lo-green-adam-levine-and-blake-shelton-pe/

Carla Campbell Carla Gugino Carmen Electra Carol Grow Carrie Underwood