Shooter Jennings and actress Drea de Matteo have welcomed their second child, a son named Waylon Albert "Blackjack" Jennings. The musician sent a note on Twitter on Thursday (April 7) announcing the birth. "Thanks for all the kind words folks! We're super lucky to have so many kind friends!" he wrote. The couple's first child, daughter Alabama Gypsyrose, is 3. The son of Waylon Jennings and Jessi Colter, Shooter's given name is Waylon Albright Jennings. He and de Matteo have been together for nine years and became engaged in New York City in June 2009. She is best known for her role on the HBO series, The Sopranos.