Saturday morning cartoons were seriously big business in the 1980s, and that meant TV shows and movies generally targeting adult audiences were getting animated spin-offs for the younger crowd at a surprising rate. Sometimes the properties they chose to adapt into kids' fare were truly shocking — like the "RoboCop" cartoon or "Rambo: The Force of Freedom" — but other times it made a bit more sense, like when the rather family-friendly 1960s castaway sitcom "Gilligan's Island" got its second cartoon spin-off in 1982. After the relative success of "The New Adventures of Gilligan," the animated "Gilligan's Island" spin-off that ran for two seasons in the 1970s, the folks behind the show decided to give it another go with "Gilligan's Planet."

"Gilligan's Planet" was essentially just

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