Blake Shelton and Christina Aguilera perform on 'The Voice' (Photo by: Trae Patton/NBC)Christina Aguilera debuted her second single off of her latest album, Lotus, with a performance on the November 19, 2012 episode of The Voice. Aguilera was joined by fellow coach Blake Shelton on stage to duet on “Just a Fool,” with the duo belting out the Country-pop number and sounding great.
