2 to the power of 75000 to 1 against, and falling.
5 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 2 sitcom.
You can hear this line at 00:16:05.687 in the Blu-ray version of the TV Series.
Quote context
[...]
- Southend seems to be melting away.
- The stars are swirling. A dustbowl. Snow.
- My legs drifting off into the sunset.
- My left arm's disappeared. How am I going to operate my digital watch now?
- Ford, you're turning Into a penguin, stop It.
- Qu-what?
- 2 to the power of 75000 to 1 against, and falling.
- Hey, quack! Who are you? Where are you? What's going on? Quack! Is there any way of stopping this?
- Please relax, you are perfectly safe.
- That is not the point. Quack! Point is, now I am a perfectly safe penguin. Quack.
- My colleague here is rapidly running out of limbs.
[...]