When the Mystery Machine breaks down near The Three Stooge's ghost town theme park, the gang try to figure out who's been sabotaging the Stooge's rides and running away the tourists.

When The Mystery Machine breaks down (as is expected) the gang bump into smugglers (loading crates into an airplane), Batman and Robin, a little old lady, and a punching clown filled with counterfeit cash. A tip leads them to the carnival. . .where they find Joker and Penguin behind the kooky counterfeit caper. As is usually the case with these villainous villains, our heroes wind up in a funhouse hideout.

When The Mystery Machine gets stuck, the gang find themselves paying a visit to nearby residents The Addams Family. But when Gomez and Morticia mistake them as the new housekeepers, the gang end up looking over the Addams home—and trying to find the missing Wednesday.But has someone kidnapped Wednesday or is the Addams home really haunted?

The gang accept Jonathan Winters' invitation to stay at Maude Frickert's farm, to take a break from chasing ghosts. But little do they realize that there's a phantom scarecrow running around the Frickert's farm....

When the gang stop at Moody Manor to get directions, they find themselves mistaken for Captain Moody's neices and nephews by an assortment of characters who all resemble Don Knotts.

When the gang find a lost dog, they return her to her owner, Phyllis Diller. They soon learn that Ms. Diller's house is haunted, presumably by the ghosts of her deceased husbands.But is it really ghosts. . .or someone trying to scare her into giving out the combination for her safe, which houses her priceless jewel collection?

The gang arrives on the set of Sandy Duncan's remake of "Dr. Jeckyll and Mr.Hyde" just in time to battle the werewolf creature who's trying to sabotage the film.

Scooby-Doo and his friends give popular singers Sonny & Cher a ride after their car breaks down in a fierce storm. The kids take the two performers to the rambling, run-down Hideaway Hotel, an off-season beach retreat, where they have planned a delayed honeymoon away from the crowds. But soon, strange happenings interrupt the couple's happiness, and Scooby and the gang investigate.

The gang ends up in Juneberry (spoofing Mayberry), where Officer Don Knotts insists that they spend the night -- in jail...

While visiting a ski lodge, the gang run into bellhops Laurel and Hardy, who attempt to help the gang uncover the mystery of the ghost of Bigfoot... but Laurel and Hardy are even more cowardly than Scooby and Shaggy!

The gang teams up again with the Three Stooges, this time to unravel the mystery of the ghost of the Red Baron, who's scaring away all the crop dusting pilots.

ScoobyDoo and the gang team up with the Harlem Globetrotters basketball team again to solve the mystery of the ghost of Redbeard, the Pirate.

To rejuvenate the tourism that's dropped off since the rumors of ghosts have circulated, the gang helps former-Monkee Davy Jones prove that the Horseman of his Hagglethorn Hall is a phony.

The Harlem Globetrotters and Scooby and his friends are hijacked to a haunted island for an experience they will never forget.

While visiting Velma's former school, the gang runs into Tim Conway, who's coaching there. Now it's up to them to unmask the ghost of a former athlete who's running amok...