Well, he did let me down, but I'd be the first member of my family ever to let his family down.
9 seconds sound clip from the Ruggles of Red Gap (1935) movie soundboard.
You can hear this line at 01:09:51 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, you don't know what this means to me. Au revoir! Au revoir!
- Well, he's coming to get me.
- You're not gonna let him, are you?
- You mean you're gonna give up all this just to keep him buttoned up? What has he ever done for you?
- Well, he did let me down, but I'd be the first member of my family ever to let his family down.
- I'd hate to tell you what I'd call it.
- Why don't you practice what you been preaching?
- Oh, I feel like jumping in the river.
- Well, go ahead and jump. And jump in at the bend. It's deeper there.
[...]