Stephen Chow plays a rich playboy who is blown up by a mafia boss when he flirts with the boss’s girl. Through a series of circumstances his professor makes him a synthetic (robotic) body that allows him to change into a variety of “Mrs. Wong’s Household products” like a microwave and toothpaste. Chow eventually goes to work at a school notorious for it’s rowdy students and singlehandledly disciplines them all. He then goes on to marry a former classmate played by Gigi Leung. But before the wedding happens, the mafia boss finds out that Chow is still alive and sends in his own human-robot to take Chow out for once and for all.
Ho Kam-An is a love struck dim-sum delivery boy who falls for a beautiful judo student. After being humiliated by her boyfriend, Ho Kam-An goes out and seeks the services of an aging kung-fu master who teaches him a half ass style of kung fu “Karate Kid” style. After actually learning how to fight using this style (much to the master’s surprise) he dresses up like Garfield and beats up the boyfriend of the beautiful judo student. But he’s challenged to a fight by the master’s former foe. Is Ho Kam-An up to the challenge?