Oh, that's sad. The poor cat.
5 seconds sound clip from the Mary Poppins movie soundboard.
You can hear this line at 01:16:35 in the Blu-ray version of the movie.
Quote context
[...]
- Then do get on with it, please.
- Let me see... I've got the very thing.
- Yesterday, when the lady next door answered the bell, there was a man there.
- And the man said to the lady, I'm terribly sorry. I just ran over your cat.
- Oh, that's sad. The poor cat.
- That will be quite enough of that! It's time to go home.
- Oh, that's sad. That's the saddest thing I ever heard.
[...]