Character mistake: Rudy says that the last time some of Anna and Russell's friends visited them was during their 50th anniversary, and she got rich because they gave her money. In the actual episode of the Golden Anniversary however, the only guests at Anna and Russell's dinner party were the immediate family and Elvin.
The Cosby Show (1984)
1 character mistake in season 7
Continuity mistake: After Cliff talks to Peter, Theo is told to run to the neighbors across the street. However, he can be seen in the background of some shots when the twins do their game. As soon as the twins finish, Theo is shown coming back into the house.
Theo: You two are the most obnoxious people that I ever met.
Rudy: Thank you, your grumpiness.
Trivia: Nearly every sweater Bill Cosby wore on this show was sent to him by a fan.
Autumn Gifts - S4-E7
Question: When Cliff is watching TV, the sound of voices singing "Open the door and let me in." come from the television. What song is this?
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Chosen answer: That is the song "Open the Door Richard."