While the exact place in continuity of this crossover is questionable especially when it misnames Jason's mother as "Doris" ...
The movie tries to cram several bits of iconic Jason Voorhees lore into a single story, so that means we get a brief flashback at the beginning that basically recreates the ending of the first ...
From arrows through the throat to liquid nitrogen-aided headbashes, these are the most iconic kills throughout the Friday the 13th franchise.
Months after Alice beheaded psycho killer/mother Pamela Voorhees at Camp ... But there is one problem: Mrs. Voorhees' son Jason never drowned and died, so he saw Alice behead Mrs. Voorhees.