Selma Blair tweeted a photo of her baby son Arthur, revealing the adorable infant to the world.
Blair tweeted the pic of her round-cheeked baby sleeping on the chest of his father, fashion designer Jason Bleick, writing, "My boys."
Blair gave birth to Arthur, who weighed in at 7 lbs., 12 oz., on July 25.
The couple, who reportedly met while working on Jason's EVER clothing line, announced Selma's pregnancy in January. This is their first child.