Today is round two of the BP Cup. A Windy City tradition that pits the South Side Sox against the North Side Cubs so that the people of Chicago can watch below average baseball, crush beers, and throw haymakers in the seats of U.S. Cellular Field. It's as Chi-Town as deep dish. To honor a city that may have the most bat shit enthusiastic fan base in all of pro sports, we've compiled a purposely incendiary list of its most intolerable athletic aficionados. Complex takes another shot at the 3-1-2 with The 20 Douchiest Chicago Sports Fans.