He first appeared in "Jazz", an episode of a radio series, portrayed by Dave Brown. He next appeared in "Mutants", where he is stolen by Bainbridge to mutate. He then appeared in "Bollo", where he is gravely ill, escaping death when the Grim Reaper takes Howard instead of him. He briefly appears in "Electro", smashing up a guitar in the style of Jimi Hendrix. By the second series he has become Naboo's familiar spirit, and has appeared in every episode since.