Penny-Wiseguys/References

Cultural references

• The title of this episode is a pun on the old saying, "Penny wise, pound foolish." "Penny Wise" and "Pound Foolish" are also the pseudonyms used for Jon Vitti and David Silverman for the Simpsons clip show episodes "Another Simpsons Clip Show" and "The Simpsons 138th Episode Spectacular".
• "Hungarian Rhapsody" is a famous piano song by Franz Liszt, which Bart pointed out was used in the Bugs Bunny short "Rhapsody Rabbit".
• The quotes where Dan says to just other parts of the horses body in people's beds and not just the head, is a reference to the horse head scene in The Godfather.
• The music playing during Fat Tony's giving of the verdict was J.S. Bach's Passacaglia in C Minor.
• The Magnificent 7 theme plays in Lisa's dream while she is riding a cricket.

Trivia

• In the title screen gag, Homer is in a poncho, this is a reference to a Simpsons episode, "King-Size Homer".
• In The Simpsons: Tapped Out before this episode players could unlock Fat Tony for a limited time.

Continuity

• Lisa said that she promised Paul McCartney to not eat meat. This references "Lisa the Vegetarian," in which McCartney only agreed to guest star in if only Lisa stayed a vegetarian for the rest of the show's run.
• "The Be Sharps" photo in New York was seen in Moe's Tavern. (Homer's Barbershop Quartet)
• This is the second time Lisa collapsed after playing her saxophone. First time was in Lisa's Rival.
• This is the second time Lisa tries to save some bugs which end up attacking someone. The first was The Burns And The Bees.
• Dan's hair continues to change color from brown to black throughout the episode.