Writing Lawrence Lau Jun-Wai Other Credits What Is A Good Teacher Writer 2000 Tamagotchi Writer 1997 Thou Shalt Not Swear Screenplay 1993 Crazy Hong Kong Writer 1993 The Inspector Wears Skirts IV Screenplay 1992 Prince of the Sun Screenplay 1990 Ghostly Vixen Screenplay 1990 Coup De Grace Writer 1990 Funny Ghost Screenplay 1989 Operation Pink Squad Script Supervisor 1988 The Haunted Cop Shop II Writer 1988 Agent-readable