Madonna, A-Rod and Balthazar Getty all have one thing in common: marriages that are heading to divorce (and possibly divorce court). No one likes to think that their marriage might end in divorce, and many worry that a prenuptial agreement may jinx a marriage before it starts. But the reality is that 33 percent of first marriages and 50 percent of second and third marriages end in divorce. Given these statistics, a prenuptial agreement may be a necessary precaution should the unthinkable happen.