St. Louis' brutal weekend heat was so bad, it took down a rockstar.At the Hollywood Casino Amphitheatre on Saturday night, the lead singer of Echo & the Bunnymen (and the subject of our music feature this week) was overcome by the heat and had to leave the stage.
Ian McCulloch gave it his best shot. Wearing his signature jacket despite the day's record-setting 108-degree temperature, he pushed through at first — and even took sustenance from an oxygen mask.…