- That's the first time I ever saw you laugh. Do it again.
- There isn't enough for two laughs.

— Holly Martins (Joseph Cotten), Anna Schmidt (Alida Valli)

13 seconds sound clip from the The Third Man (1949) movie soundboard.

You can hear this line at 01:03:43.172 in the Blu-ray version of the movie.

Quote context

[...]

- If you'd rung me up and asked me were you fair or dark or had a moustache, I wouldn't have known.

- Oh, I am leaving Vienna. I don't care whether Harry was murdered by Kurtz or Popescu or the third man.

- Whoever killed him, there was some sort of... justice. Maybe I would've killed him myself.

- A person doesn't change because you find out more.

- Look. I've got a splitting headache, and you stand there and just talk and talk and talk. I... I hate it.

- That's the first time I ever saw you laugh. Do it again.

- There isn't enough for two laughs.

- I'd make comic faces and stand on my head and grin at you between my legs, and tell all sorts of jokes...

- I wouldn't stand a chance, would I?

- Well... You did tell me I ought to find myself a girl.

- What kind of a spy do you think you are, satchel foot? What are you tailing me for?

[...]