There's a dead person following my sister around /
Vande Velde, Vivian.
Paper Book
When Ted's five-year-old sister, Vicki, invents an imaginary friend, no one is too concerned . . . except that Vicki's friend has the never-popular name of Marella, and unlike most imaginary friends, Marella can move things. Ted might think Marella is a ghost, but why would a ghost haunt Vicki,...