Ali Larter and Hayes MacArthur welcome second child!
"It's a girl!" Later wrote under a photo of her super cute baby girl.
Larter, 38, and MacArthur, 37, tied the knot in August 2009, and welcomed their son, Theodore, in December 2010.
Congrats to the happy couple!
Check out the video below for a look at some of last year's biggest and best celebrity pregnancy announcements.
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