Harry mentions following the route Mel Torme took while touring with the Chico Marx Orchestra in summer 1942 and visiting Des Moines, Tulsa, Peoria, Boise, and French Lick. While Chico Marx's orchestra played in Des Moines from July 21-23, they do not appear to have visited the other cities mentioned during that summer.
Harry's mother's maiden name was Duncan.
Guest star Dirk Blocker (undercover cop with foot on Dan's neck) co-starred with John Larroquette in the 70's TV series Baa Baa Black Sheep.