Danger Joe and his family head to the bayou to track the largest American alligator, an old half-blind gator known as Elvis. It's utter mayhem as the Denim clan gets caught in murky territory. Danger Joe Denim and his family are on an outing to the heart of Louisiana swampland, where they will film a Danger Joe episode starring the world's largest American Alligator. Their bayou guide is Cojo, an alligator enthusiast and the keeper of swamp lore. Cojo has a special friendship with Elvis, the oldest and biggest gator in those marshy parts. He sits by Elivs's nest and plays his banjo for hours. When Elvis disappears after a storm, Cojo is deeply concerned. Elvis never leaves the swamp. Can Danger Joe and Joe Jr. track down Elvis and help him find his way back to the bog?