Carrie Underwood, left, and Tim McGraw appear onstage at the 47th annual CMA Awards at Bridgestone Arena on Wednesday, Nov. 6, 2013, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Photo by: Wade Payne

Carrie Underwood, left, and Tim McGraw appear onstage at the 47th annual CMA Awards at Bridgestone Arena on Wednesday, Nov. 6, 2013, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)