To get a song out of your head, try doing something like a puzzle or Sudoku.
13
Most elephants weigh less than a blue whale's tongue.
442
The United States has paved enough roads to circle the Earth over 150 times.
72
Your fingernails grow faster in summer.
744
IMDb is one of the oldest websites on the internet, and began on Usenet in 1990 as a list of "actresses with beautiful eyes".
11
You can alleviate a tickly throat by scratching your ear.
9