The Die Hard actor, who is already dad to three daughters from his previous marriage to Demi Moore, and model/actress Heming are delighted at the news, reports Life & Style magazine.

There is no information as to when the baby is due, but a source tells the publication, ""Emma is showing!""

Willis, 56, and 33 year old Heming wed in the Turks and Caicos Islands in 2009.