Once upon a time there was a female brain cell that by mistake happened to end up in a man's head.

She looked around nervously but it was all empty and quiet.

"Hello?" she cried, but no answer.

"Is there anyone here?" she cried a little louder, but still no answer.

Now the female brain cell started to feel alone and scared and again she yelled, "HELLO, IS THERE ANYONE HERE!!?"

Then she heard a voice from far, far away... "Hello! We're down here..."