Dean: Yeah, you're, uh, scooping days are over, Gomer.

Referencing Gomer Pyle, the auto mechanic who started off in The Andy Griffith Show and was played by Jim Nabors. The character proved popular enough that he was eventually spun off into Gomer Pyle, U.S.M.C. A gentle, naive hayseed, Gomer was a good friend and could be counted on in a pinch. the character used several catch phrases, including "Shazam!" and Gollllyyy!"

Lucifer: I'll even help you solve your little Nancy Drew mystery or whatever.

Referencing Nancy Drew, a teenage detective in a series of popular detective novels, which have been updated occasionally for modern audiences. Nancy Drew was created by Mildred Wirt Benson under the pen name "Carolyn Keene" and is probably known best under her TV incarnation in The Hardy Boys/Nancy Drew Mysteries from 1977.

Dean: So, what happened--red-headed mommy made you stuff birds, put on dresses?

Referencing the 1960 movie Psycho, which initially chronicles the exploits of a secretary embezzling money from her employer. She hides at an isolated motel owned by Norman Bates, who likes to stuff animals. He claims to have a mother who lives in the house at the top of the hill, but it is eventually revealed that she is a figment of Norman's delusional mind, and he dresses up like her to kill anyone who offends "Mother."

Demon: Keep sawing away at your ropes, Penelope Pitstop.

Referencing the animated heroine who first appeared in the Hanna-Barbera production Wacky Races in 1969 and was voiced by Janet Waldo. She drove car #5, the Compact Pussycat, which was equipped with beauty supplies. She was spun off into her own series, The Perils of Penelope Pitstop, which was based on the old Perils of Pauline movie shorts, and spent most of her time being captured by her nemesis, the Hooded Claw.