Other mistake: When Denise and Rebecca are in the kitchen, Denise is playing a tape recording of the rap session from Uncle Wilton when they were doing the math rap. However, when Denise was attending the class, she never had a tape recorder, so there is no way she could have recorded anything.
The Cosby Show (1984)
1 mistake in Live and Learn - chronological order
Theo: You two are the most obnoxious people that I ever met.
Rudy: Thank you, your grumpiness.
Trivia: This is the first appearance of Sondra, the eldest of the five Huxtable children. Sabrina LeBeauf, who plays Sondra, beat out future pop star Whitney Houston for the role.
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?
Chosen answer: That is the song "Open the Door Richard."