You will Watch The Scooby-Doo Show Season 3 Episode 13 online for free episodes with HQ / high quality. Stream cartoons The Scooby-Doo Show Episode 37 A Menace in Venice. The Gang goes to visit their friend Antonio in Venice. They soon discover the Ghostly Gondolier, who wants a necklace Antonio is wearing. Daphne is given a similar necklace by Antonio and both of them end up captured by the ghost, so it’s up to Scooby, Shaggy, Fred and Velma to save them.