When Lisa finds the horse's head in her bed and screams, it's a reference to The Godfather. Also, the music from the original horse head scene is recycled.
The footage of Homer trying to blow-dry Lisa's hair at one point is recycled from "Bart the General".
The footage of Lisa calling Homer at work to say she loves him is recycled from "Bart's Dog Gets an F", as you can clearly see Lisa has the mumps in this scene.
The owner of King Toot's appearance is based on actor Wally Cox.
This episode reveals that Lisa had her pearls since she was a baby.
A kid sings his own version of Chuck Berry's song " My Ding-a-Ling". He also resembles Chuck himself.
A scene from this episode was shown in the 1999 film, "Inspector Gadget".
Approximately sixteen minutes into the episode, Ralph and another boy are talking about Lisa's handling of the pony Princess. The other boy says "she's certainly tamed that horse" and Ralph says "yes, but what man can tame her?" However, when he speaks, it's Nelson's voice.
Lisa says she called Marge about the reed, but to no avail. In the next scene, Marge is seen at the talent show. This raises the question as to why Marge didn't simply take Lisa to the store. There is the chance that Marge was on her way to the talent show.
Chuck's hair is blue. He is normally seen with either blonde or sometimes brown hair.