When the kids go to the car to get posters of Tom Mix, Buster Keaton, and Valentino, Lucy finds a poster of Lucille Ball. She looks at it thoughtfully and then says "Meh" and puts it down.
All the singing is prerecorded and lip-synced by the Lucy, Lucie, and Patty Andrews. Ironically, the episodes finale concerns them singing live as the Andrews Sisters instead of lip-syncing to records.
Lucie Arnaz said that the studio audience's reaction was so overwhelming that it had to be edited down to keep the show within its broadcast time limits.
Patty says that on a clear day she can see Paul Newman, who lives next door to her. Unfortunately, she says she can also see his wife! Newman's wife in 1969 was actress Joanne Woodward.
LaVerne Andrews had passed away and Maxene Andrews had a love/hate relationship with Patty that would last until her death. Although there are photos of the sisters on Patty's piano, their first names are never spoken in the episode.