After accidentally falling off a cliff, SpongeBob and Patrick are held prisoners by a backward gang of trench-dwelling hillbillies called "trenchbillies", led by their matriarch Ma Angler. The two are sentenced to a series of challenges, which they must complete in order to be set free.Note: This is episode is part of Legends of Bikini Bottom.
Guest appearance: Amy Sedaris as Ma Angler.