Katharine McPhee is a mom! The American Idolalum, 36, welcomed her first child with husband David Foster, 71, and the happy news was confirmed on February 24. “Katharine McPhee and David Foster have welcomed a healthy baby boy,” a rep for the couple shared with People. “Mom, Dad and son are all doing wonderfully.” The two are so incredibly happy, and fans were so excited to learn the news.