• The title is a reference to the film Grumpy Old Men and its sequel Grumpier Old Men.
  • Peter references Scooby-Doo when he accuses a resident at the Oceanside Retirement Community of being "Old Man Withers who runs the haunted amusement park."
  • The scene where the drill sergeant with Alzheimer disease is repeatedly cursing at a man he calls a "joker" is a reference to Vietnam war movie Full Metal Jacket by Stanley Kubrick.
  • Joe's Fiona Apple tribute video is a parody of her 1997 song called Criminal.

Previous Episode's References /// Grumpy Old Man's References \\\ Next Episode's References