Lucifer: Oh well, that's every cell phone Dean's got. one of them should have picked up, right. big brother's probably dead.
Sam: Shut up.
Lucifer: He said "shut up" to me.

Lucifer: That's what I'm talking about, Sam--real interaction again. I miss that. The rapier wit. The wittier rape.

Sam: Yeah, well, new plan. Tracking spell. Bavarian, Egyptian, I don't care. Dealer's choice. Use the flesh of the body to find the body. And Dean. Do you want the ear, or the kid?
Lucifer: You're giving me chills.

(to Dean)
Jeffrey: You were so desperate to fix the world back then. It kill you that people keep getting hurt. And you just can't stop it.

Dean: Screw consciousness, that's what I say.

Title: Repo Man

Repo Man is a 1984 cult movie about a punk rocker (Emilio Estevez) who goes into the auto repossession business, and ends up in a race to find a stolen car with dead aliens in the trunk.

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

Gomer Pyle is the naive hayseed auto mechanic in The Andy Griffith Show, played by Jim Nabors, who eventually graduated as a main character to Gomer Pyle, U.S.M.C.

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

Nancy Drew is the teenage detective created under the pen name Carolyn Keene by various authors, who stars in a series of young teen mysteries.

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

The 1960 movie Psycho, based on the Robert Bloch novel of the same name, features Norman Bates, who stuffs birds and puts on a dress to impersonate his dead mother, who manifests through him as a separate personality.

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

Penelope Pitstop is an animated Hanna-Barbera character who first appeared in Wacky Races and later graduated to her own show, The Perils of Penelope Pitstop.

Lucifer: Good morning, Vietnam!

Good Morning, Vietnam is a 1987 movie starring Robin Williams as an Armed Forced Radio disc jockey in Vietnam in 1965.