Actually, I think a complicated marital history on both sides of the ticket would negate the entire thing as a campaign issue. No one would be in a position to make a "first strike".
You're forgetting that conservatives embrace moral standards. That DOES NOT negate anything. And it is hypocrisy. I mean, Newt couldn't control himself as Speaker and knowing the media scrutiny and how unpopular he already was?!
Newt married his "other woman".
Rudy married his "other woman".
Bill Clinton bought off Monica's testimony with a high paying job she was unqualified for courtesy of FriendsOfBill.