Hilary Duff: I?m ?Really Proud? of Co-Parenting with My Ex

"We are a unit and we're going to be a unit for the rest of our lives," the actress and singer tells PEOPLE

Source: http://feeds.celebritybabies.com/~r/celebrity-babies/~3/rtiwn6tl7LQ/

Natalie Portman Natalie Imbruglia Kim Kardashian Deanna Russo Paige Butcher