Sad to say one day he fell right into a great big well.

8 seconds sound clip from the White Christmas (1954) movie soundboard.

You can hear this line at 00:56:01 in the Blu-ray version of the movie.

Quote context

[...]

- How can you stop an angry dog from biting you on Monday?

- That joke is old the answer is to kill the dog on Sunday.

- That's not the way to stop a dog from biting you on Monday.

- How would you bring the thing about?

- Have the doggie's teeth pulled out.

- Oh, Mr. Bones, that's terrible.

- Yes, Mr. Bones, that's terrible.

- Mr. Interloc'ter...

- What is wrong with you?

- Well, I know of a doctor.

- Tell about him, do.

- Sad to say one day he fell right into a great big well.

- Oh, that's too bad.

- But not at all.

- Why speak in such a tone?

- He should have attended to the sick and let the well alone.

- That's a joke that was told in the minstrel days we miss, when Georgie Primrose used to sing and dance to a song like this.

[...]