According to her phone bill, Fry called Dial-A-Joke 8,128 times while he lived with Colleen.
The video game Fry is playing in the arcade after seeing the psychiatrist is "Normal Combat" Also seen in the arcade are games entitled "Honkey Kong", "Exlaxian", "Coin Vacuum", "Extreme Flosser", "Shovel Command", and "Ms. Marple Madness".
When the monster's tentacle start breaking through the city, characters are seen running for cover in an insurance building. The insurance company is "Space Farm", a spoof on "State Farm." State Farm's symbol says "Life, Auto, and Fire". Space Farm's symbol says, "Life, Auto, and Monster".
The title refers to the phrase "the beast with two backs", a term referring to the act of sexual intercourse between two people and commonly associated with its use in the work of William Shakespeare .