Sanford and Son - Season 3 Episode 21 Tyranny, Thy Name is Grady

After promising Fred that he will keep certain rules alive while he's in St. Louis, Grady tries to keep the house free of Aunt Esther's Bible meetings as well as not allowing Lamont and Rollo to have a party with a couple of fine ladies. In response, Lamont changes all the locks in the house when Grady goes out to a movie, however, Aunt Esther and the members of her Bible meeting become the next interference.