Hilary Duff and husband Mike Comrie welcomes their first son together. Naming the 7 pounds 6 ounces boy Luca Cruz Comrie. The actress, who is best known in her Disney show "Lizzie McGuire", tweeted about his birth on Thursday. "Welcome to the World Luca Cruz Comrie! Tuesday evening, we became proud parents of a healthy 7 pound 6 ounce beautiful boy,." Congratulation to the couple.