In an astounding turn of events, the Shluffmuffins' long-lost father has reappeared years after his tragic Porta Potti accident. The twins, of course, are thrilled to see their dear old dad again. But would it be rude to point out how his skin seems to be rotting and falling off in chunks? Or that his breath smells distinctly like bloated roadkill? It turns out he has become a zombie. Uh-oh.