In the scene where Marge comes up from the basement with the laundry, the basement is in the wrong place and is under the stairs where the closet should be.
Allison Taylor appears in the pit twice in the same scene at first but in the second scene there is only one.
During the scene with Michelangelo and Pope Lovejoy, when Michelangelo asks him if he wants a clear coating on the paintings to protect it, Lovejoy replies that he will have to "discuss it with his wife". In Catholicism, the Pope is not allowed to marry.
Most of the rag's stories are about its adventures throughout history; however, the 1001 Nights story is fictional.
When Viking Homer says, "This Viking stuff is hard work" and moves toward the tapestry, the images of him rubbing it on his crotch and biting it are not present and the scene immediately after the French home is burned down is that of the Vikings destroying the cathedral. However, the scenes were shown in order when Le Duc was riding off with it.
In the 1001 Nights segment, it is daylight when Scheherezade (Lisa) frees the pitted wives, then she re-enters the tent to finish telling the story of How The Camel Got Its Hump. However, during the scene that zooms out when the wives kill King Nelson, it is suddenly dark.
When Moe hugs the family and Milhouse at the end, Milhouse is wearing his robe. However, when the camera moves to behind them before the rag says, "So, this is how it ends," Milhouse is seen in his usual attire.