This is a take on the Hatfields and McCoys, two American Appalachian mountaineer families who, with their kinfolk and neighbors, engaged in a legendary feud that attracted nationwide attention in the 1880s and '90s and prompted judicial and police actions, one of which drew an appeal up to the U.S. Supreme Court (1888).
Zeke Flintstone's estate, San Cemente, is a play on San Clemente which is a coastal city in Orange County, California midway between Los Angeles and San Diego, known for its ocean, hill, and mountain views, a pleasant climate and its Spanish colonial-style architecture.