It's called "till death do us part", or - in the Clintons case - spousal immunity. At least give Edwards credit for not pulling a McCain or a Newt.
This is why I think the angle can be worked--because it's very true, what you said. It also reflects a bit on the Gigolo.
However, it reeks of patronization, as if the Breck Girl is making a marital sacrifice. I love it. Let me tell you, it's tough to handle.