Deliberate mistake: On Carolyn's first day, the scene is set by showing the exterior of a large square office building supposedly in Detroit, but when she is riding up the exterior elevator, it is obvious that the building outside is the Bonaventure in Los Angeles.

Mr. Mom (1983)
1 deliberate mistake - chronological order
Directed by: Stan Dragoti
Starring: Christopher Lloyd, Michael Keaton, Teri Garr, Taliesin Jaffe, Fred Koehler, Frederick Koehler
Continuity mistake: When Jack kicks the TV it falls backwards, and the screen has snow on it. However, when the repair technician comes in, the screen is broken.
Doris (TV Repairwoman): Butler, you got a problem with your horizontal hold?
Jack Butler: I don't know.
Doris (TV Repairwoman): Your wife says you do.
Jack Butler: Well, she ought to know... come on in.
More questions & answers from Mr. Mom





Answer: Black armbands are a traditional sign of mourning, though not widely used today. They are wearing them to mourn for Jack.
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