Of course, I'm not bright about doing things, but if you'll just bend the nail down in the back, maybe I'll slip off and...
10 seconds sound clip from the The Wizard of Oz (1939) movie soundboard.
You can hear this line at 00:35:38 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, dear. That must be terribly uncomfortable. Can't you get down?
- Down? No, you see, I'm... Well, I'm...
- Oh, well, here. Let me help you.
- Oh, that's very kind of you. Very kind.
- Oh, dear. I don't quite see how I can...
- Oh, yes!
- Whoops! Ha, ha! There goes some of me again!
- Oh, no. I just keep picking it up and putting it back in again.
[...]