Goosebumps : Why I'M Afraid of Bees

Gary Lutz needs a vacation, from himself, butterflies are constantly beating him up. His only friend is a computer. Even his little sister doesn't like him, but now Gary's dream is about to come true. He's going to exchange bodies with another kid for a whole week. Gary can't wait to get a new body. Until something horrible happens and Gary finds out his new body is isn't exactly human!