Chicago turns into a punk rock haven this weekend for the 4th year in a row with the return of Riot Fest. 40+ bands will be playing throughout the weekend at the Double Door, House of Blues, the Cobra Lounge, and an all ages show Sunday at The Congress Theater. The line-up is filled with a diverse mix including the reunion of ALL. Also on the list are Jay Reatard, Horrorpops, Paint it Black, and Reagan Youth among others.