Troy Billings is seventeen, overweight, and suicidal. Just as he"s about to jump in front of a bus, he"s saved by Marcus, a charming high school dropout/street musician. The two begin an uneasy friendship when Marcus enlists Troy to become the drummer in a new punk rock band. As Troy’s relationship with Marcus grows, Troy"s father becomes concerned about his son"s new friendship. 《胖小子统治世界》的别名有：肥仔的法则。