Dean Winchester: Tell me who your favorite singer is.
Sam Winchester: What?
Dean Winchester: You… Look, I know you say it’s Elvis, but we both know that’s crap, so tell me who your favorite singer is.
Sam Winchester: Well, it’s like you said. It’s Celine Dion. Uh… I mean Celine Dion. It’s Celi… Dean, every time I try and say “Elvis,” it comes out…
Dean Winchester: The sad, horrible truth.
From Supernatural – Season 14 Episode 20: ‘Moriah’ (14×20)