Good Switch Bad Switch - Weiss, David Cody, and Weiss, Bobbi J G

Sabrina has a terrible problem - spellfluenza - a nasty virus that transfers her powers to other mortals when she sneezes. Libby Chester gets Sabrina's power and Sabrina, now a mortal, has to find a way of stopping Libby taking over the world.

Good Switch Bad Switch 1997, Simon Spotlight Entertainment, New York, NY

ISBN-13: 9780671014353

Mass-market paperback