"Silent Night" is first performed, the Library of Congress burns, NORAD begins tracking Santa, and man orbits the Moon for the first time, all on this day.
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Danny Moloshok/Reuters
1971: Singer Ricky Martin, who first became famous as a member of the boy band Menudo and as a solo artist since 1991, including his hit song "Livin' la Vida Loca," is born in San Juan, Puerto Rico.