Preceded by ''Literature/WolvesOfTheCalla''.

''Song of Susannah'' is Book VI of Creator/StephenKing's [[DoorStopper Epic]] {{Fantasy}} series ''Franchise/TheDarkTower.'' Pressed for time, Callahan, Jake, and Oy are hot on Mia's trail as she manipulates Susannah into going to New York in the year 1999. Can they prevent Mia from giving birth to [[AntiChrist The Chap]] who will help his father, [[OmnicidalManiac The Crimson King]], [[TheEndOfTheWorldAsWeKnowIt destroy the Dark Tower]]? Meanwhile, gunslingers Roland and Eddie travel to 1977 Maine in search of bookstore owner Calvin Tower, and end up meeting Stephen King himself.

Followed by ''Literature/TheDarkTower''.
!!''Song of Susannah'' provides examples of the following tropes:

* AlwaysChaoticEvil
* AuthorAvatar: Right down to the name.
* BodyHorror
* DemonicPossession
* EvilMatriarch
* FetusTerrible
* SplitPersonality
* TheUndead
* ToServeMan