pKailyn Lowrya is heading back to court – and this time it’s against her third baby daddy Chris Lopez!pbr pA source exclusively revealed that the Teen Mom 2 star is banning Lopez from seeing their son Lux Russell until he acknowledges paternity. “My guess is he won’t acknowledge paternity so she can’t file for child support,” an insider close to Lowry said. “They give a form in the hospital, but he didn’t sign it.”pbr pThe source claimed that Lowry is now taking legal action to ensure her baby daddy steps up as a father. “Her lawyer drew something up and they are going through the court because he doesn’t have any rights to Lux without signing,” the insider said. “He’s not seeing the baby right now for those reasons.”pbr pThe source added that Lowry and Lopez’s on-again, off-again relationship is finally overa. “Chris did nothing but cheat on her,” the insider said. Lopez’s behavior even seems to have forced Lowry to give their son her last namea instead of his.pbr p pbr pWatch the video above and don’t forget to subscribe to our YouTube Channela!pbr pThe post Kailyn Lowry Ban Baby Daddy From Seeing Son, Source Saysa appeared first on Star Magazinea.