Continuity mistake: When Elmer is chasing Bugs, he initially has a single-barrel shotgun. Later on in the cartoon it changes to a double-barrel shotgun, and when he is pursuing Bugs on barbers' chairs, it goes back to a single-barrel one.
Continuity mistake: After Bugs has performed his shaving act on Elmer, Elmer picks up his gun and hat and there are cut marks on his face. But when Bugs appears as a temptress, the cut marks have disappeared.
Continuity mistake: Bugs is wearing his wedding suit during "The Marriage of Figaro" scene, but when he says "Next!" at the end of the short, he is back to wearing his barber's outfit.