Fulton has gone to the Dial A Ghost agency with evil plan. He wants to hire some truly terrifying ghosts to scare his nephew Oliver to death.But oliver likes ghosts. And the peculiar ones he meets at Helton Hall decide at once to help him outwit the wicked Snodde-Brittles...

Eva Ibbotson (born 21 January 1925) is an Austrian-born British novelist. She is known for her award-winning children's books and for her romance novels, which have been marketed to both a young adult and adult readership.