Here’s a reason for a divorce: NBA star Shaquille O’Neal reportedly had a five year affair with model Vanessa Lopez and began harassing her after a preganncy scare.

Vanessa has hired celebrityattorney Gloria Allred to represent her in a harassment case against Shaq, according to RadarOnline.com.

“It went to the extremes of the police getting involved and a report being filed,” the insider said.

Shaunie, Shaq’s estranged wife, has filed for legal separation with intent to divorce.