Whether you're a celebrity or not, if your husband's a CEO and has to spend six months away and you don't get to see him, it creates great stress and strain on a relationship, ... And then they're in the public eye, and people are watching every move they make, which creates an additional kind of stress.

It's like being put in a petri dish and under a microscope and having the heat turned on underneath you.

There are issues that every couple will have to face, by the nature of being in a relationship, and they are intensified and exaggerated.

I'm so glad I'm able to be a part of this 50th anniversary on so many levels. Yes, there was all that uncertainty. And now part of it is proving that, hey, we're still here, we made it through all of that.