Joy to the World is a popular Christmas carol performed by Nelson Muntz. It is sang in the episode "Lisa's Date with Density". This song is also on the album, Joy to the World, which features Christmas songs performed by Nelson.
- Joy to the world the teacher's dead!
- They barbecued her head!
- What happened to her body?
- We flushed it down the potty
- And 'round and 'round it goes
- And 'round and 'round it goes...