Jo Dee Messina and husband Chris Deffenbaugh welcomed their first child, a son named Noah Roger Deffenbaugh, on Monday (Jan. 19) in Nashville. The baby weighed 6 pounds, 15 ounces. He is the first child for the couple, who were married in 2007. Messina will return to touring in April. Her husband owns a company that builds custom road cases for the concert touring industry.