Episode Description: Beware, spoilers! To read - hover over the text.
Sam and Dean find a town where your favorite people are coming back to life in zombie form. A good zombie is not eating brains. And one of those zombies — dead wife Bobby. In the end it turns out that zombies were called the third horseman of Death to kill Bobby, as he assists Sam and Dean in opposition to fate, which they will have become shells of Lucifer and Michael.