Luke Bryan and Carrie Underwood ran into each other backstage at Nashville’s Bridgestone Arena — a familiar haunt for two veteran country stars with more than 50 No. 1 hits between them. The singers were there to take part in a concert tribute to the late Toby Keith,

Before she became a country music superstar, Carrie Underwood was just a small-town girl chasing a dream on American Idol. Now, nearly two decades later, she's returning to the show as a judge. As she steps into her new role,

Carrie Underwood's Inauguration Day performance took place shortly before she made her debut as a judge on 'American Idol.'