The titular 'Odd Couple' are Sammo (King of Sabres) and Lau Kar Wing (King of Spears). They compete regularly against each other but every encounter results in a draw! Both decide to recruit young pupils and train them up. The late entry of the real villain, the smoldering Laughing Bandit who sports a big scar, has an even bigger grudge against the Kings of Sabres and Spear. 故事讲述一代刀王和枪王的故事。他们武功不相伯仲，于是各自收徒传授毕生武学，决定再比高低。而十五年后他们的手下败将卷土重来，武功突飞猛进，刀王、枪王俱毙命其大刀下。徒弟们为师复仇后，竟承继其师斗气本色，搞笑比试又一次开始了。
