Continuity mistake: While Jerry is having his massage, The Masseuse walks around the table to reach his right side and we can then see two items of clothing, one blue and one grey, hanging on the clothes stand behind them. During the rest of the scene, we only ever see the grey item hanging there.
Continuity mistake: In the episode "The Suicide", Kramer discusses suicide with Jerry, and says that he'd give someone 72 hours to come out of a coma before all his property is up for grabs. However, in the episode "The Comeback", Kramer tells Jerry that he never knew that people could come out of a coma.
Kramer: They're redoing the Cloud Club.
Jerry: Oh, that restaurant on top of the Chrysler Building? Yeah, that's a good idea.
Kramer: Of course it is. It's my idea.
Jerry: Which part? The renovating the restaurant you don't own part, or the spending the two hundred million you don't have part?
Question: When George and Elaine go to see the psychic, the psychic tells George that she sees a Pauline. George gasps and says that his brother once impregnated a woman named Pauline. Since when does George have a brother? Was this brother shown or mentioned in any other episode?