Most people think that Mardi Gras is a single day. If you've been to New Orleans during Carnival season, you're wiser than that. Carnival season starts January 6th each year, when we celebrate our patron saint, Joan of Arc, with the first of many, many parades. That same day, krewes (what we call groups who participate in Mardi Gras parades) take over the streetcars, tossing beads, cups, and jello shots to tourists and locals alike. Since we're only two weeks into the sea