Michael Bublé and his wife, Luisana Lopilato, welcomed a new addition to their family! The singer took to social media to share the sweet announcement on Friday, posting a picture with his wife and his little one, writing, "And then there were 4. Introducing Noah's little brother Elias Bublé #family #blessed #brothers." The couple revealed that they were expecting their second child with an adorable video back in July. Congratulations to the couple!