By Breezerocks Posted on December 11, 2018December 11, 2018 Chicago Open Air 2019 Lineup (Last Updated On: December 11, 2018)OH MY GOD. Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)Like this:Like Loading... Related