HALLOWEENTOWN & HALLOWEENTOWN 2: Kalabar’s Revenge – SERIES 4 (PG) 1. Marnie, Dylan, and Sophie Piper have their first out of many adventures! On Halloween, while Marnie is arguing with her mother Gwen, the kids' grandmother Aggie comes to visit. Aggie wants to start Marnie's witch training before her 13th birthday or Marnie will lose her powers forever. But there is another reason for Aggie's visit. Something dark & evil is growing in Halloweentown & Aggie wants help to defeat it. 2. The Cromwell clan live in the real world, except for their grandmother who lives in Halloweentown, a place where monsters go to escape reality. But now the son of the Cromwells' old enemy Kalabar has a plan to use the grandmother's book to turn Halloweentown into a gray dreary version of the real world while transforming the denizens of the real world into monsters. Only Marnie, a fledgling witch, can thwart the evil scheme.