It has all the necessary nightclub elements: flashing lights, a killer sound system, the biggest dance floor in Boys Town, and plenty of eye candy. Open 'til 4am on weekends, Circuit attracts a hard-partying, minimally dressed crowd after all the other local bars have closed. Friday is "girls' night."

Copyright: Excerpted from Frommer's Chicago 2009, (c) 2008, Wiley Publishing, Inc.

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