sentences:  The filmmakers chose to use the ending of the first film as the opening to the reboot in order to quickly recap the origin story of Jason without showing Pamela's original killing spree only the final confrontation in which Alice beheads her.The remake also differs from the original in that the audience sees a young Jason witness his mother's beheading.Alice's backstory is expanded upon in the novelization of "Friday the 13th", which reveals she has a boyfriend named John in California and that her father was a neglectful workaholic who, due to stress, died of a heart attack while at his office.