If anyone has ever played the game on a friend's PC and wants it, but doesn't want to pay the $19.95 to get the game, then I have the answer for you. Go to http://www.stopzombiemouth.com/ and download the game.
But wait there is a catch!
In order for you to get the game you are going to have to enter this code PEAH8R
That's it, nothing else.
So what are you waiting for, got get your game! This offer ends on 11-10-2012