Why do the Bills sing ‘Mr. Brightside’ during home games?

The Bills have a cool tradition of singing "Mr. Brightside" with their fans during home games. Here's how it started.

Bills’ ‘Mr. Brightside’ song late in fourth quarter backfires in loss to Patriots

The Bills were looking on the bright side at the two-minute warning at Highmark Stadium. Then Drake Maye led the Patriots to a game-winning drive.