Goof: The words to "Tippy Tippy Toe" change each time the tutor sings the words.
Lucy: What if our child asks us simple questions? Like (in child's voice) "Where does rain come from?" (in normal voice) "Where does rain come from? I don't know dear, your mommy's a dumbell."
Lucy: I would say okay, that's a swell way to get off to a lousy start!
When Ricky sings the Havana U fight song it is set to the same beat as the Notre Dame Fight song.
In New York City at 91st Street and Columbus Avenue there was a restaurant that actually sold papaya juice milkshakes.
Hans Conried guest starred on many episodes of "My Favorite Husband". This is also another appearance by him on "I Love Lucy".
Music performed on this episode included "Babalu", "Notre Dame Victory Song", and "Tippy Tippy Toe".