We'll be saying a big hello to all intelligent life-forms everywhere, and to everyone else out there, the secret is to bang the rocks together, guys.

8 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 2 sitcom.

You can hear this line at 00:28:06.318 in the Blu-ray version of the TV Series.

Quote context

[...]

- Here's another one of those self-satisfied doors.

- Life. Don't talk to me about life.

- No one even mentioned it to you.

- Glad to be of service. (2)

- Really? Zaphod Beeblebrox?

- Reports brought to you here on the sub-ether waveband, broadcasting around the galaxy, around the clock.

- We'll be saying a big hello to all intelligent life-forms everywhere, and to everyone else out there, the secret is to bang the rocks together, guys.

- And, of course, the big news story tonight is the sensational theft of the new improbability prototype ship, by none other than Zaphod Beeblebrox.

- And the question everyone's asking is, has the Big Z finally flipped?

- Beeblebrox, the man who invented the Pan-Galactic Gargle Blaster, ex-confidence trickster, part-time galactic president...

- Once described by Eccentrica Gallumbits, the triple-breasted whore of Eroticon VI, as, 'the best bang since the big one'...

[...]