Today in 2001, it was revealed that Dixie Chick Martie Seidel had become Martie Maguire when she married Gareth Maguire on August 10th in a super-secret ceremony in Hawaii. They have since welcomed three daughters: fraternal twins Eva Ruth and Kathleen ‘Katie’ Emilie were born April 27, 2004. Katie was named after Gareth’s late sister, Kathleen. Third daughter Harper Rosie Maguire was born July 25, 2008.