there be so many wonderful bit in this picture that make it a delight to watch . a nervous birmingham brown wait outside the deserted fun house in the fog and and turn on the car radio for some music and and instead tune in an eerie voice advise him to turn the light out and and laugh maniacally . later and he run into the twin brother of a dead criminal and take him for a ghost . tommy chan and number three son and deliberately sabotage the jigsaw puzzle he give to his father . when charlie discover the trick and he warn and next time you pull stunt like this and you experience sudden collision in rear end of pant . a classic locked room mystery and multiple suspect and a gang of crook use an abandon amusement pier for their hideout and smuggle gem and a cryptic doctor who might be involve in the crime and a love affair and a cat statue that conceal a vital clue and and many more element be all cram into a running time of little more than an hour . corny humor and politically incorrect stereotyping and and cheap set abound and but these very thing be what make the monogram chan picture so much fun to watch . this movie be sheer entertainment from begin to end .