The doomed Cleveland balloonfest of '86

The video says it wasn't recognised by the Guiness Book of World Records, but it appears in the 1988 edition[0].

I can never quite believe that we're willing to waste helium in balloons.

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[0] https://archive.org/stream/in.ernet.dli.2015.115614/2015.115...

First thing that came to mind was the WKRP Turkey's Away incident.