Fred Flintstone's high school football jersey was number 22.
This episode reveals that Barney is a Beta Slata Gamma high school graduate of the Class of 1,000,020.
The voice on the police radio calling out "Car 34, where are you?" is a take on the 1961 TV comedy "Car54, Where Are You?" starring Joe E. Ross and Fred Gwynne.
ABC Originally Broadcast This Episode In Black And White