People Cassie Ortiz Sings At Marlins Game By Town-Crier Editor - April 28, 2017 FacebookTwitterLinkedinEmailPrint Wellington’s Cassie Ortiz, a 16-year-old MikeSoperMusic recording artist, sang the national anthem on April 13 at a game between the Miami Marlins and the Atlanta Braves. Shown above is Ortiz singing the national anthem.