While hip-hop may be Chicago’s hottest musical export (Exhibit A: the South Side’s Chance the Rapper collaborating with English emote machine James Blake), the city’s summer performance season has plenty to offer those who prefer Nickel Creek to Chief Keef. Read on for the highlights, including nomadic jazz showcases only for those in the know (which will soon include you), a 12-hour, 80-venue orgy of classical music, and, of course, more rock fests than you can shake a glow stick at.