The day after the Walkman was introduced, the Susan B. Anthony dollar coin was introduced to U.S. banks. Also in July 1979, space station Skylab began its return to Earth and Chicago deejay Steve Dahl infamously hosted a “Disco Demolition” event at Chicago’s Comiskey Park, where he used explosives to blow up disco records, rendering the playing surface unusable for the remainder of a White Sox home game.