Zombie enthusiasts say a zombie apocalypse is approaching.  Although we've only seen these types of things in movies, the growing use of bath salts is making the science fiction tale more of a reality.  The drug is said to incite 'excited delirium' which in layman's terms means the illusion of 'super-human power' and animalistic behavior.  Its just a household product but the effects when misused are crazy.  Here, Freddy Sharp of Tenesee explains his high and how agonizing his experience was.