Jennifer, a gorgeous, seductive cheerleader takes evil to a whole new level after she's possessed by a sinister demon. Now it's up to her best friend to stop Jennifer's reign of terror before it's too late.
Jennifer's Body is a 2009 American comedy horror film directed by Karyn Kusama and written by Diablo Cody. Starring Megan Fox, Amanda Seyfried, Johnny Simmons, J. K. Simmons, Amy Sedaris, and Adam Brody, the film follows Jennifer Check (Fox), a demonically possessed high school student who kills her male classmates and devours their flesh in order to survive, while her bookworm best friend Anita "Needy" Lesnicki (Seyfried) must find a way to end her killing spree.