Blooper: When Bob's office is first shown in this episode, the office number is 715, but all other times in the episode, the office number is 751.
Early in the dinner party scene, the shadow of a person is seen moving across the couch, but no one in the scene is on that side of the room.
Inconsistency: If Emily had spent the day "cooking, cleaning and waiting for her husband to come home" as she states in the opening scene, wouldn't she have noticed something going on across the hall as the burglars cleaned out Howard's apartment?
You will notice in this episode that Bob's office number changes from 715 to 751.
In this episode we learn that Mr. Carlin was Bob's first patient and that Michelle has been a patient since she graduated from high school.
Early on the episode, Jerry admits that he failed to get tickets for the sold out Bears-Packers game, then suggests driving all the way to Peoria to watch the game. Granted, it was not uncommon to black out football games back in the 70's and 80's, but if it's Bears-Packers, it's being played in Chicago, and the game is sold out, why in the heck would it be blacked out? If you live in Chicago like I do, that would not make sense at all.
In act one, scene three the Hartley's apartment has the old carpeting.