* The license plate of the car in the gangster scene is the same plate that was used during the Valentine's Day Massacre in 1929.
* Across from John Wayne in the Western western scene is a sign that reads "Ransom Stoddard Attorney". This is a reference to a character played by Jimmy Stewart in The Man Who Shot Liberty Valance.
* If guests look closely at the yellow brick road in the Wizard of Oz scene they will notice that the road spells out the world "OZ" with part of the Emerald City.