The Wizard of Oz was shown at The Chicago Grand Opera House for the first time.
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The rules for the Grammy Awards were updated to restrict AI-generated songs.
Henry Ford and 12 investors incorporated the Ford Motor Company in Detroit, Michigan.
Glenn Curtis sold the first airplane in the US for just $5,000.
Pepsi Cola became an official trademark.
Grease, starring John Travolta and Olivia Newton-John, was released in the US.
