
Earthday Birthday was released in 1990 as an educational special aimed at children, focusing on environmental awareness through the story of Zwibble Dibbles who throw a party for the Earth to highlight pollution issues. Upon release, it was received positively by educators and parents for its wholesome message and colorful animation, though it did not attract widespread attention in mainstream media. Over time, the special has gained a modest following among fans of nostalgic eco-conscious programming. While not achieving major cult status, it is often regarded as an underrated gem for its earnest approach to environmental themes and charming characters, appreciated especially by viewers who remember it from childhood.