Tribes Fest

Tribes Beer Fest features 25 breweries including its very own Tribes Beer Company, Against the Grain, Ballast Point, Bells Boulevard, Buckledown, Coronado, Dark Horse and more. Attendees receive a commemorative glass, access to pub-only beers, 15% off food throughout the entire day and 7oz tastes of the brews. 
More info here. 
Tinley Park.