The Strange Mr. Gregory

The gang goes on a trip to check on Velma's younger sister, Madelyn. She's been studying stage magic at the Whirlen Merlin Magic Academy, where apparently there have been sightings of a giant griffin. The gang decides to investigate.

In the small resort town of Lighthouse Cove, everyone knows that the best man for the job is a woman. And that woman is Shannon Hughes, owner of a construction company and an expert in Victorian home restoration and renovation. Through her renovations she will find clues to uncover the house’s secret past and in turn become an unlikely sleuth to help crack these unsolved mysteries

When the mystery-solving musician Foxxy Love notices she and her fellow housemates can curse without being bleeped—something they've never been able to do before—she realizes their show has been canceled. Determined to get back on the air, the gang travels to Make-A-Point-Land in order to get a point (and get back on the air).

In Acapulco, Hercule Poirot attends a dinner party in which one of the guests clutches his throat and suddenly dies. The causes seem to be natural until another party with most of the same guests produces another corpse.

Scooby-Doo and the Mystery Inc. gang become involved in a supernatural mystery in Egypt.