- Hmm? My keys! Of course. If they were to fall overboard, it would be disastrous.
- Oh, that it would, sir.

11 seconds sound clip from the Muppet Treasure Island movie soundboard.

You can hear this line at 00:50:15.605 in the Blu-ray version of the movie.

Quote context

[...]

- Oh, I'm not sayin' our lifeboats are unsafe, sir. I'm not sayin' we got problems, uh...

- Still...

- Hmm. Hmm. The caulking appears tight. No dampness under the gunwale.

- This one seems seaworthy.

- Oh, well, sir, they do, of course, until you get them out in the open ocean.

- Cast me off, Mr. Silver.

- Oh, yes, sir.

- Oh, sir, is there anything I can hold for you for safekeeping? Your hat? Your coat? Um... Your keys?

- Hmm? My keys! Of course. If they were to fall overboard, it would be disastrous.

- Oh, that it would, sir.

- Oh! Cast me off, Mr. Silver!

- Aye, aye, sir!

- Thank you, Mr. Silver.

- Just doin' my duty, sir.

- Oh, yes, John.

- Man overboard!

- Uh, yes?

[...]