Research all the bands that have played there through the years. There is a compilation of Comet PP band flyers someone put together years ago, with a few dozen flyers. Anyone who saw the flyers would instantly see the overt satanic theme in all of their flyers- and all flyers listed as shows "for all ages."

Here is a similar example: https://washingtoncitypaper.com/article/404700/what-comet-ping-pongs-show-posters-say-about-its-music/

Research all the bands that have played there through the years. There is a compilation of Comet PP band flyers someone put together years ago, with a few dozen flyers. Anyone who saw the flyers would instantly see the overt satanic theme in all of their flyers- and all flyers listed as shows "for all ages."