a) Scooter invents bungy jumping, which sends Bill falling into Doomsday Cavern. While the Thunderlizards pursue, Bill and Scooter are captured by the cavern's inhabitants and face painful torture, until Bill finds himself set to marry the princess of the subterranean slimey slugs. b) After accidently damaging Anabelle's new water fountain, Eek and Sharky go to Elmo's Employment agency to get jobs to pay for the glue.