To get a song out of your head, try doing something like a puzzle or Sudoku.
13
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
The most common name in the world is Mohammed.
213
Women blink nearly twice as much as men.
152
Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
GTA V achieved $1 billion in sales just 3 days after its launch.
21
The chances of making two holes-in-one in a round of golf are one in 67 million.
67
"Big Ben" in London isn't a tower, the bell inside the tower is called "Big Ben", the tower itself is called "The Elizabeth Tower".
18