Our mission to achieve that elusive effortless Parisian glamour is a year-round quest, but it becomes even more pertinent during the one day that celebrates all things French—Bastille Day. In honor of France's national holiday, we decided to address the issue once and for all by studying up on ultimate French fashion icons both past and present. Let Julia Restoin Roitfeld be our modern muse and hike up your hemline with mini skirts (as long as you cover up elsewhere). Or, take Francoise Hardy's lead and attain undone perfection with a slouchy oversize sweater. Scroll through and learn from the best with these icon-approved French style lessons that you can easily apply IRL.