Cooter looks through the front door peephole with his left eye, after having said that his left eye is made of glass, and then taking it out.
When Bart wrecks Hitler's car, the radiator mascot falls off but goes back to its original place between shots.
When Bart crashes Hitler's car the eagle hood ornament falls off but in the next scene it is still there, in another scene shortly after the hood ornament is once again gone.
the mail slot on the Simpsons front door disappears and reapers.
In the ring toss game, Cooter advertises three rings for $1 and hands Homer three rings, but when Homer plays, he throws four.