But I'm sure you already knew that. That's what turns me on about you. Your attention to detail.

9 seconds sound clip from the Ace Ventura: Pet Detective movie soundboard.

You can hear this line at 00:22:19 in the Blu-ray version of the movie.

Quote context

[...]

- Phew. Now I feel better.

- Of course, that might not do any good.

- You see, nobody's missing a porpoise. It's a dolphin that's been taken.

- The common harbor porpoise has an abrupt snout, pointed teeth, and a triangular thoracic fin...

- The bottle-nosed dolphin, or Tursiops truncatus, has an elongated beak, round cone-shaped teeth and a serrated dorsal appendage.

- But I'm sure you already knew that. That's what turns me on about you. Your attention to detail.

- Listen, pet dick, how would you like me to make your life a living hell?

- Well, I'm not really ready for a relationship, Lois. But thank you for asking.

- Hey, maybe I'll give you a call sometime. Your number still 911? Alrighty, then.

(ACE VENTURA BLOWS RASPBERRY)

[...]