John "Jack" Pappas is the son of Mr. Pappas and Didi Stone. He is one of the main characters and was the team captain and quarterback for Grant High School's football team. It is revealed that he eventually got married to Madison Cooperstein . He is portrayed by Greg Finley. He does go to the hospital in the ending of episode 11 of season 5 where a pimp beats him with a baseball bat and causes Jack to have broken bones and severe head injuries