Jillian Michaels adopted a little girl from Haiti (she started the adoption procedure as a single parent) and her partner gave birth to their son. The best part of the story for me was that she brought home her daughter the same week her partner gave birth to their son!

http://celebritybabies.people.com/2012/05/23/jillian-michaels-adopts-daughter-lukensia-welcomes-son-phoenix/