Casey and Carlie play a game where they are asked questions in turn to avoid receiving envelopes which equal the jugs of mess on the trolley, and envelope for each jug. The player who gets a questions right chooses an envelope to give to their opponent. The one with least at the end is the winner and choose whether to gamble or not, Gambling means they either get all the mess if they get the question wrong. Or avoiding all mess if they get it right. The loser gets all their mess and then goes into the gunge tank.