Article continues below advertisementBillie Beatrice DaneSource: @rebeccagayheartdane/InstagramEric Dane and Rebecca Gayheart became first-time parents in March 2010, five years after they wed in October 2004.Eric Dane and Rebecca Gayheart expanded their family with the births of their daughters, Billie Beatrice Dane and Georgia Geraldine Dane.On March 3, 2010, the couple welcomed their first child, Billie, over five years after they held a Las Vegas wedding ceremony in October 2004.One month before Billie was born, the Grey's Anatomy star told Ellen DeGeneres, "I'll be in the room.