Continuity mistake: At the end of the short, Stan tears the sleeve on his wife's dress, whereas in other shots the rip had already been seen.
Continuity mistake: When Stan and Oliver arrive at the front door, the blind is pulled down as far as the door handle. However, when Oliver pushes Stan out, the blind is now a foot or so higher, and when Stan knocks on the door, it is now right down covering the handle.
Continuity mistake: When Oliver's wife comes to see him in the dining room, you can see she is wearing frilly sleeves. But when she goes into the kitchen in the next shot, the sleeves have gone.