Don't let inexperienced people make wishes

Pete didn't know if Jon was dating Karyn, but there could be no harm done in making a wish to stop that just in case. But he remembered something he read on the paper Jon showed him. He'd have to make sure Jon and Karyn didn't hear the wish, so they'd think the new reality was real. Pete turned away and whispered a wish so that Jon and Karyn couldn't hear. "I wish that Jon wasn't dating Karyn, and that it was me instead." Then he turned back and...