Spears and Federline wed in 2004 after a quick three-month romance.

Our eyes met and that was it.

We just hit it off right away.

Britney Spears

I was madly in love with her.

Everything just seemed so right.

I didn’t see it as too fast or too slow."

Britney Spears and Kevin Federline

But what was the final straw that ended this marriage after two children and a few short years?

Britney Spears