Beavis and Butt-Head Season 5 Episode 34 - Oil Change Episode Title:Oil Change.Episode Description:The manager at Burger World tells Beavis and Butt-Head that customers have complained about their fries. He looks at the fryer, which is badly polluted and contains a grasshopper and a Band-Aid. He orders the duo to change the oil. They buy motor oil from an automobile repair shop on credit—and use that as the replacement oil.