a group of filmmaker ( college student . ) decide to make a documentary on how the most infamous serial killer of all time ( jason and freddy and michael and who all exist in the movie universe ) do what they do and so they meet up with one leslie vernon to see how he do his work . a simple premise that take off from the moment leslie step on the screen . the thing that make this movie so entertaining be the fact that it dosn not take it self seriously in the slightest . even the last quarter of the movie where it switch from documentary style to the standard stationary camera be very tongue in cheek . the way leslie explain the little detail and sleight of hand that be necessary to be a serial killer be very convincing and funny . he do it very enthusiastically and you actually believe that this be hat he devote his life too . he show how all the magic that serial killer perceivably achieve and include walk when the victim be run ( cardio every day ) and and the different term ( ahab survivor girl ) . there be some shortcoming though . robert englund doc . halloran feel like he be just add in for the star power and the slasher segment be lack compare to the rest of the film . overall and though this be a very entertaining mockumentary or slasher that be a must have for any slasher fan or any horror fan in general . also watch the credit for a good usage of flame repellent gel . half out of .