This Is The World’s Most Contagious Prank

This Is The World's Most Contagious Prank
By Amanda Walgrove
  • Professional prankster Roman Atwood travels the world to pull a prank so sneaky that nobody knows it’s even happening. Apparently, no matter your age, nationality, location, or occupation, any human (or dog?) is a susceptible to the universal power of the yawn.

    How many times did you yawn while watching?