It's National Margarita Day! Boise's Coa Cantina is offering National Margarita Day Deals all day long! Both Garden City and Eagle's Spitfire Tacos and Tequila have deals going onIf you've never been to Spitfire Tacos and Tequila, today might be the time to try it. They've become popular enough in the are to now have multiple locations and for National Margarita day, both are doing something special! National Tequila Day may land on Boise's hottest day of summer but there are lots of options to cool off!