CatDog: Saving Mean Bob (lost build of unreleased PlayStation/PC game based on Nickelodeon animated series; 2000)
From The Lost Media Wiki
CatDog: Saving Mean Bob was a canceled action video game based on the popular Nicktoon CatDog for the original PlayStation and PC.[1] Not much is known about it, other that the fact that Robert Lamoreaux worked on the game while he was also working on the PC game CatDog: Quest for the Golden Hydrant and that it would've been developed by KnowWare and published by Hasbro Interactive.
No prototypes or other information of either version can be found.