Dec 31, 1971 - The Beatles broke up. John Lennon, Paul McCartney, George Harrison, and Ringo Starr ceased to know as the Beatles and became individually known as former Beatles.
Dec 21, 1937 - Walt Disney debuted the first, full-length, animated feature in Hollywood, CA. The movie was "Snow White and the Seven Dwarfs."
Dec 20, 1946 - The Frank Capra film "It's A Wonderful Life" had a preview showing for charity at New York City's Globe Theater, a day before its "official" world premiere.
Dec 19, 1973 - Johnny Carson started a fake toilet-paper scare on the "Tonight Show." Johnny Carson once caused a near month long toilet paper shortage in the U.S. in December of 1973.