- What do you suspect me to do with that?
- Stick it in your ear.
- What?
- Well, it's only a little one.

4 seconds sound clip from The Hitchhiker's Guide to the Galaxy (1981) - Episode 1 sitcom.

You can hear this line at 00:26:15.006 in the Blu-ray version of the TV Series.

Quote context

[...]

- Ah! A towel. Keep this and guard it with your life.

- Huh?

- Listen. It's a tough universe. There's all sorts of people and things trying to do you, kill you, rip you off, everything. If you're going to survive out there, you've really gotta know where your towel is.

- Now, fish.

- Huh?

- Fish. Over here, I think.

- Fish?

(SPACESHIP MACHINE BEEPING)

- Fish.

- Very nice.

- Very, very useful.

- What do you suspect me to do with that?

- Stick it in your ear.

- What?

- Well, it's only a little one.

- Listen.

- What's that?

- Listen. It's important.

- What?

- It's the Vogon captain.

- I can't speak Vogon.

- You don't have to. Just put this in your ear.

- Have a good time.

- Message repeat. This is your captain speaking. So stop whatever you're doing and pay attention.

[...]