The country star also debuted a new song with Bailey Zimmerman called "Backup Plan," and later showed up as the Backstreet Boys' guest

Luke Combs closed out the Stagecoach Music Festival over the weekend with some surprising guests joining him on stage.

Luke Combs closed out the night with a headlining set that perfectly captured the festival’s spirit, blending country tradition, heartfelt storytelling, and a few unforgettable surprises along the way for the official finish line of the Stagecoach Country Music Festival on Sunday night.