And who, may I ask, are you two nice people climbing down the side of this building when the elevators are available?

— (Bill Dana)

8 seconds sound clip from Batman (1966) - The Yegg Foes in Gotham (S2E14) TV Series.

You can hear this line at 00:17:05 in the Blu-ray version of the movie.

Quote context

[...]

- Call them the Dynamic Duo, the caped crime-fighters, the foes of felons. Call them what you will. But thank your lucky stars we can call them our friends.

- We better hurry, Batman.

- Not too fast, Robin. In good Batclimbing, as in good driving, one must never sacrifice safety for speed.

- Right again, Batman.

- Who are you, citizen?

- Oh, my name Jose Jimenez.

- And who, may I ask, are you two nice people climbing down the side of this building when the elevators are available?

- I'm Batman.

- And I'm Robin.

- Ah, oh. I'm the foreman of a jury. We're trying to make up our minds what to do to a terrible nasty criminal person, you know. Trying to find out now. Excuse me. Oh, you decided? What? Oh. Fellas, could you leave the rope?

- Gone. Every penny is gone.

- Holy banks.

- Almost $30 million in small bills.

[...]