I can't do it.
3 seconds sound clip from the Finding Nemo movie soundboard.
You can hear this line at 00:49:58 in the Blu-ray version of the movie.
Quote context
[...]
- Now, do you see a small opening?
- Uh-huh.
- Okay. Inside it you'll see a rotating fan.
- Very carefully, wedge that pebble into the fan to stop it turning.
- Easy, easy. Careful, Sharkbait.
- Gill, this isn't a good idea.
- Okay.
- That's it, Sharkbait. Nice and steady.
[...]