To get a song out of your head, try doing something like a puzzle or Sudoku.
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Daft Punk named their band after a negative reviewer called their act "a bunch of daft punk."
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There are 365 steps on the front of the U.S. Capitol Building - one for every day of the year.
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Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
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The French named one of their aircraft carriers after Ferdinand Foch, a man who once said "Airplanes are interesting toys but of no military value".
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In Tokyo, a bicycle is faster than a car for most trips of less than 50 minutes!
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