The ultimate St. Patrick's Day guide Be a know-it-all this year. Everyone's favorite excuse to drink green beer is almost here: St. Paddy's Day. A holiday characterized by red-headed leprechauns, wearing green to avoid pinching and four-leaf clovers is actually a religious holiday. So while you're out drinking and enjoying the green Chicago river, you can school your friends in the reason for this season.  St. Patrick - the man, the myth, the legend. Patrick actually wasn't born an Irishman. He was captured by Irish pirates from his home in Roman Britain at age 14 and taken to Ireland where he...