- Are you sure?
- No.

3 seconds sound clip from the Boogie Nights (1997) movie soundboard.

You can hear this line at 01:29:18.756 in the Blu-ray version of the movie.

Quote context

[...]

- It's really good, Amber. Congratulations.

- Thanks, baby.

- Wow.

- The only thing I was wondering is, like, you might want to think about cutting that part, you know, where Jack talks about...

- About blocking the sex?

- Yeah.

- And that stuff about me not being a black belt is not true.

- Yeah. I can fix that.

- Ace of spades.

- How did it turn out?

- Are you sure?

- No.

- Hello? What? Look, slow... Slow down. Slow down. Guys, guys, guys. Slow down, Colonel. Say again?

- I'll be right there.

- So?

- Well, let me tell you, Jack... I mean, I don't mean to laugh about it, but she was 15 going on 150, believe me.

- You would never know it. Never know. I mean, I was fooled completely. I mean, I've had a few of them.

[...]