The Queen's Christmas speech was first televised in 1957.
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The tradition of putting tangerines in stockings comes from 12th-century French nuns who left socks full of fruit, nuts and tangerines at the houses of the poor.
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Carols began as an old English custom called wassailing, toasting neighbours to a long life.
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Electric lights for trees were first used in 1895.
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US scientists calculated that Santa would have to visit 822 homes a second to deliver all the world's presents on Christmas Eve, travelling at 650 miles a second.
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Many theologians estimate that Jesus wasn't born on December 25 but sometime in September between 6BC and 30AD.
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Coca Cola was the first beverage company to use Santa for a winter promotion.
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