The film had a lackluster performance at the box office, grossing $31.6 million against a budget of $16 million and received mixed reviews from critics, with its dialogue, emotional resonance and performances being praised, while the narrative and uneven tone were criticized. Jennifer's Body premiered at the Toronto International Film Festival on September 10, 2009, and was theatrically released in the United States and Canada on September 18, 2009. As a tie-in to the film, Boom! Studios produced a Jennifer's Body graphic novel, released in August 2009. Cody said she wanted the film to speak to female empowerment and explore the complex relationships between best friends. Working with Cody again following their collaborative efforts on Juno, Jason Reitman stated he and his producers 'want to make unusual films'.
Simmons, Amy Sedaris, and Adam Brody, the film follows a demonically possessed high school student who kills her male classmates and devours their flesh in order to survive, with her childhood friend striving to end her killing spree. Starring Megan Fox, Amanda Seyfried, Johnny Simmons, J. Jennifer's Body is a 2009 American horror comedy film written by Diablo Cody and directed by Karyn Kusama.