Out of This World - Season 3 Episode 5 Eviegeist
Overview: When Evie gets the Antarean flu, her powers go out of control, and when Kyle happens to witness Evie's powers in action, he believes that there is a ghost in the Garland house so hires a woman to drive the ghost out, but after the woman leaves, Evie and Donna discover that there really is a ghost in the house.