Corri asks if Adam and Joe are watching the Christmas classic when she first walks into their apartment.
Laura impersonates Kermit the Frog in her intro to the episode and the cast all does Kermit's signature arm flail with a big "yay"!
Joe is seen sketching an image of Jason Voorhees when we first see him as a child.
When Adam and Joe look at Fangoria magazine in their flashback sequence, Motel Hell is featured on the cover.
Adam mentions his old parakeet named "Cropsy" which was the name of the killer in The Burning.
Adam and Joe have a "zero charisma/sinus supremus" fight.
Adam cites Inspector Gadget as someone that zombie Jesus would eat if he came back.
Adam and Joe are watching Gremlins on Christmas Eve. Adam explains that Phoebe Cates' story about why she hates Christmas is a great reminder that it's not a wonderful life.
Adam is sketching an image of Freddy Kruger when we first see him as a child. Later in the episode, Joe mentions that Laura bought him the Nightmare On Elm Street box set for Christmas.
A serial killer known as The Christine Cringle Tingler is on the loose in the episode. It is described that she inscribes the word "punish" on the walls where she kills her victims. "Punish" was the catch phrase of Billy, the Santa Claus clad killer in Silent Night, Deadly Night.
In their childhood flashback, Joe asks Adam if he wants to go see a dead body after school.
During a flashback, Lance looks at his watch and says, "Oh shit, I'm gonna miss Headbanger's Ball. Riki Rachtman awaits!"
Adam and Corri's first date is revealed to have been seeing Halloween 5.
In a flashback, Adam says he wants to name his third child Horace Pinker.
In a flashback, there's a set of Army of Darkness figurines tacked to the wall in Adam's dorm room.
When the power goes out and two different killers escape from neighboring prisons, Adam references Jurassic Park as "when the power goes out, the fences fail."
Oderus Urungus jokes about the film.