Congratulations to Zac Brown Band’s Coy Bowles and his wife Kylie, who welcomed their second daughter, Millie Mercy Bowles, into the world on Monday morning (2/12). Millie Mercy was born in Atlanta at 4:26 AM, measuring 19¾ inches long and weighing in at 8 lbs. even. The couple tells People that their daughter’s name was a family name chosen in honor of Bowles’ grandmother and great aunt. Millie Mercy joins older sister, Hattie, who’s just 15 months old.