Hillenburg began developing The Intertidal Zone characters and concepts for what became SpongeBob SquarePants, which has aired continuously since 1999
Text from Wikipedia, available under CC BY-SA 4.0.
- #wikipedia
- #event
Hillenburg began developing The Intertidal Zone characters and concepts for what became SpongeBob SquarePants, which has aired continuously since 1999
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-17 from Wikipedia. The archived copy is preserved so this citation survives link rot.