A man goes into police station and shout "what's the height of a penguin?!"
a policeman comes to him and ask why r u shouting?
the man insists "what's the height of a penguin?!"
another policeman comes to him and says "come down, I've just check in google, it's 29cm".
the man looks on the floor and say "Oh my GOD, I just run down a nun..."