Steel Panther concert cancelled Local News Posted: Jun 25, 2020 / 05:34 PM CDT / Updated: Jun 25, 2020 / 05:34 PM CDT Steel Panther. Source: Rhythm City Casino Resort. Steel Panther’s upcoming scheduled for Jan. 28th, 2021 in the Rhythm City Casino has been cancelled. The concert had to be cancelled due to unforeseeable circumstances, the casino said in a press release. Refunds will be issued immediately.