Dee Dee Koosey, do you notice anything strange?
Koosey: What, Dee Dee?
Dee Dee: That pile of rocks! We keep passing by it. There it is again! And again... and again!
Koosey: Now, now, Dee Dee, that's called a "repeat pan," first implemented by William Hanna and Joseph Barbera in 1947 to streamline production costs. note
Dee Dee: Well, I don't like it!
— Dexter's Laboratory, "Wacky Races"