In several episodes, license plates on the Missouri cars start with a number instead of a letter. In Missouri, license plates can only start with numbers on trucks instead of cars. (They can even be transferred to an SUV from a truck from the original owner in case of an automobile purchase, but never to a car).
All the televised football games are CFL Canadian Football League games. In Season 2 the Toronto Argos Logo can be seen on the T.V. in the Blue Cat bar in Episode 4. In Episode 5, in the Byrde's basement the Old Judge is watching the Hamilton Tiger Cats game, and calls it the nation Americain Football League.