Kris Kristofferson, I think.
Seems to me it was Kenny Rogers.
Well it was written , and first recorded
by Mel Tillis, then Kenny Rogers
did a re-make of it somewhere in the late '70s
......THUNDER.....
If I could move, I'd get my gun, and put her in the ground.
Oh, Ruby, don't take your love to town.
I mean, contemplating homicide to a beat and a tune has to count for something, doesn't it?