Treehouse of Horror XXI/References

General

References/Trivia

Appearances

Gags

Credits

Quotes

Cultural References

• The third segment is a parody of the "Twilight" series.
• War and Pieces is a parody of Jumanji

Trivia

• This is the 1^st time the viewers were told not to watch ever since Treehouse Of Horror V.
• The Wilhelm scream is heard at a couple of places in the episode:
  • During the "War and Pieces" segment, when Bart and Milhouse kill enemy characters in the video game they're playing.
  • After the closing credits, when the Gracie Films card appears.