Jon carefully avoided being touched the rest of the day, until he saw his opportunity. During lunch, the jocks would always hang out in a certain spot. All he had to do was walk by and bump into two of them. The problem was, he wasn't paying attention to where he was going, only where he wanted to be. Two people bumped into him; an almost stereotypical cheerleader, Amber, with big breasts, long legs, a beautiful face and long blond hair, and a short, pimply guy he'd talked to during computers class named Myron, all grease and grunge.
In an instant he'd changed. Jon ran to a bathroom as quickly as he could, ducking into the boys' room and looking in a mirror. A gorgeous face stared back at him... covered in acne. The beautiful but marred face had some greasy brown hair hanging in its blue eyes, and Jon's shirt was pushed out by huge breasts; Amber's size, he knew. Stick-thin arms ended in delicate feminine hands, and his legs went on for forever, shapely with wide hips that made his pants tight. Nestled in between his legs was a small penis, but in the place of a ball sack was a vagina.
"Myra? What are you doing in here? Don't you have Chess Club right now? This is the boys' bathroom, anyway." Jon - Myra now, apparently - looked in the doorway to see...