This Little Wiggy/References

Cultural references

 * The title is a reference to the nursery rhyme, .

Trivia

 * When Homer is playing the "Let's Make a Baby" video game: the announcer says "You are out of sperm". The closed captioning reads, "Your score is zero".
 * When the Simpsons are at the museum, Bart says he's going to go toss the virtual salad, but the closed captioning says "I'm going to crawl inside the Invisible Frenchman".
 * In the scene where Bart goes through several files in Chief Wiggum's police closet, he briefly shudders when he finds the file for "Terwilliger, R".
 * According to Homer's criminal record, he has been in jail six times, while Marge has been in twice.
 * In the end credits it says that this episode was dedicated to the memory of Sunni Walton O'Neil.
 * Ralph has a bunk-bed despite being an only child.

Goofs

 * When Skinner is introducing the robot to the class, Bart's desk is clearly in the middle of the room. When Bart throws the apple to the man in the tree, he's sitting next to the window.