Ed was a total pot head in school so I doubt that jug head retained much info in that blank noggin' of his. He was just one of the geeks. This time the outbreak occurs when the fluoride in their water over the years breaks down and affects people with a certain gene.
Soon Ed is losing his mind, depressed and wanting to end his misery so he calls up a zombie suicide hotline and meets Teddy Bare invites him to a rally and things start to look better and better to him. He's considered a hot zombie so he's finally getting some- things are looking up....right?