Back in 2008, country music legend Randy Travis shocked Carrie Underwood onstage with an invitation to be part of the Grand Ole Opry. Seventeen years later, during the 100th celebration of the Opry, Underwood has repaid the favor by singing directly to Travis in a heartwrenching, utterly beautiful performance.

Carrie Underwood and Mike Fisher made a rare public appearance at the Opry 100 celebration, marking their first red carpet together in two years. New photos.