The Scooby-Doo Show - A Highland Fling with a Monstrous Thing

Seizoen: 3 - Aflevering: 6 / 30 - Eerst uitgezonden: 14 oktober 1978 - Episode ID: 327178

The gang heads to Scotland to help Velma's friend Aggie MacDuff, who's ancestral castle home, which she's turned into a tourist attraction, is being haunted by the ghost of her great grandfather Finnyan MacDuff, who in turn has summoned the Loch Ness Monster to help him scare away potential tourists.