Award-winning singer-songwriter Jelly Roll is taking the music world ... the event snowballed into a full-fledged race," the 5K's website reads. "The 2 Bears 5K brings fans and celebs together ...

Shown at the finish line at last year's 2 Bears 5K ... expect to join country star Jelly Roll, shirtless comedian Bert Kreischer and standup Tom Segura for a 5K race, but the trio is coming ...