- If that's true, we don't have to worry at all.
- Gosh, I hope so.

6 seconds sound clip from Batman (1966) - The Bat's Kow Tow (S2E30) TV Series.

You can hear this line at 00:14:59 in the Blu-ray version of the movie.

Quote context

[...]

- And Catwoman can do all that?

- If we let her.

- Now let's see what that noise in the background is... Three hair dryers.

- Hair dryers?

- If I remember correctly, here are over 2000 beauty salons in Gotham City.

- There's just not enough time, unless... Unless the effects of the voice-eraser wear off after a while.

- If that's true, we don't have to worry at all.

- Gosh, I hope so.

- You go topside and see if Chad and Jeremy have recovered their voices. I'll push on here.

- Aye, aye, sir.

- Any luck, Alfred?

- I'm afraid not, Master Dick.

- Your aunt and I have tried every remedy we can think of, but, uh, it appears that Chad and Jeremy may well have been stilled forever.

[...]