The Flintstones Season 3 Episode 8
Fred overhears Wilma on the phone mentioning “”a little stranger”” who will shortly be visiting the household. Assuming that Wilma is pregnant, Fred summon his dreaded mother-in-law. But the “”little stranger”” turns out to be Arnold the paperboy.
Serie: The Flintstones
Director: William Hanna
Guest Star: Bea Benaderet, Don Messick, Mel Blanc, Verna Felton