A MAN'S GOTTA DO WHAT A MAN'S GOTTA DO.

A man's gotta do what a man's gotta do.: translation

You got to do what you got to do. & A man's gotta do what a man's gotta do.

One has to do whatever it is that one feels obliged to do. •

I know I wouldn't ever agree to that kind of thing, but you got to do what you got to do.