With Rascal Flatts and the Backstreet Boys finding fame during the 1990s, it seemed only fitting the groups would collaborate ...

Rascal Flatts let the Backstreet Boys lead their new collaborative version of "What Hurts the Most." The song from the ...

Rascal Flatts let the Backstreet Boys lead their new collaborative version of "What Hurts the Most." The song from the country trio's upcoming duets album targets fans of the boyband much more ...

Rascal Flatts has put a new spin on their country ballad, 'What Hurts The Most', with some help from the Backstreet Boys.

It was announced today that the Backstreet Boys would be joining Rascal Flatts for a performance during the show, which comes on the heels of the ’90s boy band performing at Stagecoach and teaming up ...

ACM Awards coming up, we're looking back at the award show 20 years ago. In a class reunion of sorts, we've rounded up photos ...

It was "That's What Hurts the Most" by Rascal Flatts. The judges seemed to be impressed. Carrie Underwood even mouthed the words along with him. You can catch clips of the performance here.