an old school enemy of shawn and gus' who grew up to be a jockey. he has been losing a lot lately and hires shawn and gus to figure out why. he is then accused of murdering a fellow jockey with whom his wife was having an affair. when he went to school with shawn and gus, he bullied them and constantly took their lunch money. after a spitball incident, shawn turned him into the principal because he thought that jimmy did it but it turns out he didn't