Visiting Don in the hospital, Sally remembers that Don was heroic in their motorcycle accident. "Now look at'cha", she says, "Prone, helpless". In fact Don is not prone (face down), he is supine (face up) in the bed.
In the opening scene during a board game, Tommy spins the spinner and moves his piece before it stops spinning.
While Officer Don is in the hospital, his doctor says he'll be hooked up to the mechanical bladder "for quite a while". Don mentions to Sally that he doesn't have any skin, being wrapped head to toe in bandages. Despite these conditions, Don returns to the show the following week, and with no scars.