Big news for Big.
Actor Chris Noth and girlfriend Tara Wilson welcomed a son into the world on Friday.
"I am happy to confirm that Chris Noth and Tara Wilson are the proud parents of a happy and healthy baby boy," the actor's rep said.
Orion Christopher Noth was born in Los Angeles on Friday, and weighed 7 lbs., 10 oz. His father, of course, has been busy filming Sex and the City: The Movie.