When John E. C. Appleton was made Supervisor of Children's Programs and keen to be involved, the part of "Tabby Cat" was created for him.

[5] The popularity of the series (which ended when the Children's Hour was cancelled in 1971) led Ruth Park to write her Muddle–Headed Wombat books.

He has a bicycle with red wheels, of which he is intensely proud and which he anthropomorphises, e.g. complaining that it bit him when he accidentally injured himself trying to repair it.

[8] In 1971 the rights were transferred to Angus and Robertson Pty Ltd, who commissioned the later books and reprinted those originally published by Educational Press.

In Ukraine in 1990 was released short animated film The Muddle-Headed Wombat [uk] (Ukrainian: Безтолковий Вомбат) directed by Serguei Kouchnerov on Ukranimafilm studio.