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Continuity mistake: Ray places a donut that Debra throws at him on the third step and then stands up. Later the donut appears on the second step when Frank comes down the stairs. (00:19:15 - 00:20:45)
Continuity mistake: Flashing back to when Frank is first showing Ray and Debra their home, a dishwasher appears in the kitchen. The dishwasher is absent in the initial episodes, however, remaining so as late as episode 9.
Answer: War.
By whom?
Edwin Starr.