And now, gentlemen we will all go outside for a little gymnastics. We will grab some shovels and we will undig that tunnel which you digged.

10 seconds sound clip from the Stalag 17 movie soundboard.

You can hear this line at 00:33:21.645 in the Blu-ray version of the movie.

Quote context

[...]

- Hey, look at all that meat. Ain't she the bitter end?

- Oh, give it back. You must not arouse yourself.

- Hey, Schulz, I got a deal for you. Suppose you help us escape.

- We'll go home and have everything waiting for you in Madison Square Garden.

- For the heavyweight wrestling championship of the world in this corner, Schulz, the Beast of Bavaria versus the hunchback of Stalag 17!

- And now, gentlemen we will all go outside for a little gymnastics. We will grab some shovels and we will undig that tunnel which you digged.

- Schulz, why don't we just plug up the tunnel with the kommandant on one end and you on the other?

- It isn't me. It's the orders. I'm your friend. I'm your best friend here.

- Cut out the guff, Schulz. We're on to you. You know everything that's happening in this barracks. Who's tipping you off?

- Tipping me off? I do not understand.

- You're wasting your time, Duke.

[...]