"If You're Smart, Then Why are You Dead?"

Season 2, Episode 7

Shawn: It's almost pronounced like "girdle" because of the omelette on the "o".

Juliet: Pretty sure that's an umlaut.

Shawn: I've heard it both ways.

"Shawn (and Gus) of the Dead"

Season 2, Episode 16

Shawn: [reading a plaque] Queen... Nerfertitty?

Juliet: Nefertiti.

Shawn: I've heard it both ways.

"Earth, Wind and . . . Wait for It"

Season 3, Episode 12

Shawn: Gus, I plead the Third.

Gus: The Third Amendment is "No soldier can live in your house against your will." You mean the Fifth.

Shawn: Yeah, I've heard it both ways.

Gus: What other ways have you heard it?

"Bollywood Homicide"

Season 4, Episode 6

Shawn: Gus, please. Don't be Harry Potter and the Prisoner of Marzipan.

Gus: Azkaban.

Shawn: I've read it both ways.

Gus: No, you haven't.

"Let's Get Hairy"

Season 4, Episode 8

Stewart: I can pay you thrice your normal rate.

Shawn: I'm definitely not doing it for half price, I'll tell you that.

Gus: That's three times the amount, Shawn.

Shawn: I've heard it both ways.

Gus: No, you haven't.

"No Trout About It"

Season 7, Episode 14

Shawn: With a little bit of poison, called WD40.

Juliet: Compound 1080.

Shawn: I've heard it both ways.

Gus: No, you haven't.

Shawn: You know what's even more tired than me saying "I've heard it both ways"?

Gus: Me saying "No, you haven't"?

Shawn: That's right.

Gus: Agree to disagree.