'Rockin' The Beer Gut' was a summer smash last year, when Trailer Choir hit the road to open up for Toby Keith.  Now, Big Vinny is a star on the Biggest Loser, taking off the pounds and becoming a better person.

Lead singer Butter, shares the inspirational story behind Vinny's success on the Biggest Loser live at the CMAs.  Check out how much weight he's lost, learn about the Trailer Choir.