Radio legend Steve Dahl on why he thought ‘Disco Demolition’ promotion ‘would fail’

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CHICAGO -- July 12, 1979 will go down in history as the night disco music died.

To book attendance at Comiskey Park, radio legend Steve Dahl --  a DJ at the time --  collaborated to host "Disco Demolition."

Surprisingly, Dahl doubted the night that ended up launching his professional career.

"I did not want to do it," Dahl said. "I didn't want any part of that promotion because I thought it would fail."

Little did he know that 50,000 fans would show up, storm the field and burn their albums. It was chaos and a night Chicagoans will never forget.

Dahl's new book, "Disco Demolition The Night Disco Died," showcases the whole experience.

"The book is a time capsule, an oral history of what happened, "Dahl said on WGN Morning News Tuesday. Check out his full interview in the player above.