Opening with your “whoa” song is a bold move, and when August Burns Red started their set with “Empire,” from the 2011 album Leveler, the pit turned into a sing-along shove-fest. To further light a fire under the already-active crowd, singer Jake Luhrs ordered a chicken fight. Not wanting to disappoint, audience members mounted each other’s shoulders and went at it in the pit. No injuries were reported. Lots of fun was had. All shenanigans aside, the band sounded amazing. ...