On the show, Harriette is two years older than her sister, Rachel. Their dad mentions that Harriette was 3, and Rachel was 1 when he divorced their mother. In reality, Jo Marie Payton is two years younger than Telma Hopkins.
While helping Carl with the package, Urkel sings, "Tie A Yellow Ribbon 'Round the Ole Oak Tree." This song was recorded by the music group Dawn, which included Family Matters (1989) star Telma Hopkins.
In this episode, it's implied that Harriette and Rachel's maiden name is Baines.
This episode first aired on Kellie Shanygne Williams' 15th birthday.
Paul Winfield was 9 years older than Telma Hopkins and 11 years older than Jo Marie Payton. This made him too young to have played the father of Harriet and Rachel.