Well, then I got another reason for walloping him, besides on account of him thrashing my nephew...
6 seconds sound clip from the McLintock! (1963) movie soundboard.
You can hear this line at 01:14:03 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, so you're the young farmer boy, that whipped my nephew!
- Well, I'm Fauntleroy Sage, Young Ben's uncle.
- Well, I'm no farmer, but if you're Young Ben's uncle, yes, I whipped him, and you're intruding.
- Well, then I got another reason for walloping him, besides on account of him thrashing my nephew...
- You can't get mixed up in these youngsters' quarrel.
- I can't have it said a farmer whipped a Sage!
[...]