The story on this promotion was that a local FM radio DJ was going to collect disco albums from fans, stack them up between games of a doubleheader, and blow them up with explosives. Admission to the games was only 98 cents if you brought an album with you.
Once they EXPLODED that pile of records a riot broke out. The White Sox were forced to forfeit the second game.
Before the riot

The DJ

Post Explosion

About the time Harry Caray makes the comment that based on the smell of the place, he wishes he had a cut of the marijuana concession.

And in color

Fire

Drunk climbing foul pole