King-sized martial arts hero Sammo Hung stars in this wild and wacky blend of action and comedy. Skinny (Karl Maka) and Fatty (Sammo Hung) are a pair of police detectives who soon find themselves on the outs with their boss when they accidentally make a mess of his wedding while chasing Tak, a big league drug trafficker. Skinny and Fatty are forced to leave their jobs, but while on holiday in Singapore, they forget their troubles when they both find love with beautiful women. However, Tak is convinced the former cops are still a threat, and when he abducts their girlfriends, Skinny and Fatty swing into action to rescue them.
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Ko Chun, an extremely talented and well known gambler. On the eve of a big confrontation with a famous Singaporean gambler, Ko walks into a trap set by Knife, an avid but a so-so gambler, meant for an Indian servant. Struck on the head, Ko suffers from amnesia and regresses to a child-like state. Knife takes care of Ko and begins to exploit Ko's gambling talents.
