NEW YORK (AP) — Longtime celebrity watchers may not have been shocked when Jennifer Lopez filed for divorce from Ben Affleck, but what was surprising was that Lopez's divorce petition did not include any mention of a prenuptial agreement.

A prenup is a legal document for soon-to-be-married couples that lays out how they will divide their assets during their marriage and if they divorce. They're common for celebrities and very wealthy couples, but divorce law attorney Raiford Dalton Palmer says you should consider one even if you don't have .

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