Michael Jackson’s Kids Not Biologically His???

According to celebrity website TMZ.com saying that Michael Jackson is not the biological father of his three children. The website also says that Debbie Rowe, who bore two of the children, is also not their biological mother. She was only a surrogate who was paid to bear the children.
All three children were conceived through in vitro. This means that Debbie would lose a custody battle????
MJ will never rest in peace even after his death ?????…..But he will remain forever as a legacy in entertainment world.