Well, who'd have guessed it?
4 seconds sound clip from the The Big Trail (1930) movie soundboard.
You can hear this line at 01:07:24 in the Blu-ray version of the movie.
Quote context
[...]
- Yeah. Let's drink to the happy event.
- Wait a minute. There was two events. I have two drinks.
- Here, give me that jug. I'll take a pull at that myself.
- Giddyap!
- Well, who'd have guessed it?
- Where'd you blow in from, boy?
- All the way from the big river.
- How long are we gonna camp here?
- Well, just as long as it takes to fix up the outfit.
[...]