 "); Bea Benaderet (later Cousin Pearl in "The Beverly Hillbillies", Kate Bradley in "Petticoat Junction" and the voice of Betty Rubble in "The Flintstones") and Hal March (later more famous as the host of "The $64,000 Question") as neighbors Blanche and Harry Morton; and the various members of Gracie's ladies' club, the Beverly Hills Uplift Society.One running gag during this period, stretching into the television era, was Burns' questionable singing voice, as Gracie lovingly referred to her husband as "Sugar Throat.