Episode Title:Tiptoe Through the Penfolds.Episode Description:Inside the Royal Albert Hall, Greenback reveals his new invention: a duplication machine he plans to use to make hundreds of Greenbacks so that no-one would find the real one. He creates a duplicate of Penfold to test it; however, the machine malfunctions and he is unable to turn it off. Danger Mouse investigates but has to deal with the endless numbers of Penfolds. Title reference: "Tiptoe Through the Tulips"