Alex organises a zombie-themed anti-prom, but isn't expecting it when real zombies turn up. During the dance-off, bits of zombies' bodies tend to fall off.
Dean moves away, and Alex carries on dating him in his dreams. The trouble is, when he visits in real life it's disappointing and she decides to break up with him.
Uncle Kelbo tells the family they need to have their wizard powers re-tested, and long lost Aunt Megan must be there too. They track her down to Paris, but she won't come back until she gets an apology for an old grievance.