CMT investigates the backwoods brewing of illegal substances, both past and present, in CMT Most Shocking: Moonshine Madness. Find out how running moonshine played a part in the birth of NASCAR, with drivers honing their skills running liquor from the stills to the distributors. Meet old-time moonshiner Popcorn Sutton. You may think this infamous liquor is a thing of the past, but we'll cover a present-day bust (one of the biggest ever) and look deeper into the claims that it still flows freely.
