CAL’S 400 LIQUORS To the left at this all-in-one dive and liquor store: bike messengers, regulars, and young professionals grabbing drinks at the bar. To the right: A local band sets up onstage while punk rockers wait for the show to begin. No glitz or glamour—but therein lies the charm. 400 S. Wells St.; 312-922-6392, drinkatcalsbar.com live music