Announcer Carl Greyson reads the credits of all those who appeared in the show, including those whose names are listed in the end credits, so he can set up a bit of a joke: "The part of Thorny was played by Don DeFore. Ozzie was played by Ozzie Nelson, Harriet was played by Harriet Nelson, David was played by David Nelson, Ricky was played by Ricky Nelson, Barbara was played by Barbara Nelson, Baby Cries were by Mary Nelson and the baby was" . . . here he pauses, then reads the last credit as if he's surprised: "Hmmm . . . Laurie Callahan".