Gabby and Hannah take on The Plunga! Rock, paper, scissors decides who gets the hotseat and who gets the gunge tank. The contestant on the Plunga! seat must answer 5 questions. If she gets 2 correct, she gets to gunge her opponent. But, every question she gets incorrect the raise the chair up the ramp. If the chair reaches the top of the ramp, she will be plunged into the 3,000 Litres of gunge below. Double jeopardy as both contestants face a possible gunging.