On this week's episode of Supernatural…
Garth attempts to kill the ghost of Jenny Greentree, but discovers that something else is murdering people.
Sam and Dean arrive in Kansas to help. They learn that a Shojo is killing family members of the beer brewery.
Unfortunately, the only way to see the Shojo is to be intoxicated.
Dean uses a samurai sword that has been blessed to kill the Shojo.
Garth believes that Bobby is haunting Dean, but after a discussion with Sam the two determine it not to be true. Except, Bobby is a ghost and for some reason, Dean can't see him.