What's that number you do, that really huge one? How does it go? Dah, dah, dah something.

6 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 5 sitcom.

You can hear this line at 00:09:55.186 in the Blu-ray version of the TV Series.

Quote context

[...]

- The Evildrome Boozarama, Slim's Throat Emporium... Great days, eh?

- When we were hungry, we used to pose as health inspectors, and go around confiscating meals and drinks, and get food poisoning?

- You used to be up all night trying to write songs and we all hated them. And you said you didn't care. We said we did, because we hated them so much.

- And you said you didn't want to be a star, because you despised the star system, but we said we didn't think you had the option.

- And what do you do now? You buy star systems! Here is a guy who buys star systems!

- What's that number you do, that really huge one? How does it go? Dah, dah, dah something.

- The stage act ends with a ship crashing right into the sun. Oh, and you actually do it! I mean, ship, sun, bang!

- I mean, forget lasers! You guys are into solar flares, and real sunburn and terrible songs. Yeah!

- Let's have a drink. Yeah! Hotblack?

- Kid.

- Yeah?

- Beat it!

- Who are you?

- I'm the guy that's telling you to beat it before it gets beaten for you.

[...]