The first Dairy Queen restaurant opened in Joliet, Illinois, US.
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United States Naval Observatory astronomer James Christy discovered Pluto's largest moon.
Disney's 'The Rescuers' was released.
Stevie Wonder released his first single, 'Fingertips,' at age 13.
Mark David Chapman pleaded guilty to the murder of John Lennon in New York.
The royal coronation of King George V and Queen Mary took place in the UK.