After Jelly Roll’s shocking confession, Bunnie XO fires back at critics with a powerful message about love, pain, and grace.

Jelly Roll says stepping out on his wife was one of the worst mistakes of his life ... and, while he wishes he could take it back, he says he's proud of the person he's become in the years since.

“One of the worst moments of my adulthood was when I had an affair on my wife,” he admitted.