Hanna-Barbera Scooby Doo... Where Are You! #12

Synopsis

Kindly Gram Bilson of Howler Hill owns a well with curative properties, the water of which she gives freely to all. Eli Rose, a former hill resident, would like to market the water as a cure-all and murders Gram when she refuses to sell her land. Eli is identified as the culprit when a rose blooms over Gram's grave.