It's a Boy For Mary Lynn Rajskub and Matthew Rolph!

24 star Mary Lynn Rajskub welcomed a baby boy, Valentine Anthony on Thursday, her rep has confirmed to Us Weekly.

"Mother and baby are great!" her rep said.

He is the first child for Mary Lynn Rajskub, 36, and her live-in boyfriend Matthew Rolph, 28.

"With the strike going on - I had to keep busy!" Rajskub joked about her pregnancy. "We are thrilled and couldn't be more excited."