What the Hex Going On? is an episode of the television series Scooby-Doo, Where Are You!. It first aired October 18, 1969.
Plot[]
The gang pay a visit to their friend Sharon Wetherby, whose Uncle Stuart has been cursed by the ghost of the family's neighbor Elias Kingston. When Uncle Stuart disappears altogether, Mystery Inc. ventures into the abandoned and allegedly haunted Kingston Mansion next door, in search of him and the ghost.