The Hollywood star, 53, and her musician husband Benji Madden, 47, shared news of the arrival of their son Nautas Madden in an Instagram post on Sunday.
Cameron Diaz looked worlds away from her usual glamorous self as she filmed a dramatic scene with her co-star Stephen Merchant in New York City on Saturday.
The actress, 53, and the Good Charlotte rocker, 47, opted for low-key looks as they stepped out in New York on Saturday - marking their first public outing as a couple in four months.