Jim Wynorski went to Julie with the idea of making a slasher film on the sets of Slumber Party Massacre 2 and Rock and Roll High School Forever which were both scheduled to be dismantled .
Jim Wynorski had made a number of films for the two .
Jim Wynorski , who had made a number of films for the two , went to Julie with the idea of making a slasher film on the sets of Slumber Party Massacre 2 and Rock and Roll High School Forever which were both scheduled to be dismantled .