Tonton Streaming A Pup Named Scooby-Doo (1988) S1E12 - Robopup

The gang goes to spend a wonderful weekend at Daphne's house. They befriend her security guard who's helping Daphne try to find the thief that's in her house. Shaggy and Scooby soon discover that the thief is a dead chef that was fired years ago.