A pack of hard-shelled high school queens get a bitter taste of their own sourball in the tart black comedy, "Jawbreaker" (1999). Rose McGowan leads the school's mean girl clique and, when a birthday prank claims the life of one of their own, soon becomesits most heartless killer. An outcast frump who witnessed the crime is adopted and made over as a means of buying her silence - but as her popularity increases, will she continue to keep their dirty little secret? Rebecca Gayheart, Judy Greer, and blaxploitation legend Pam Grier also appear in this sweet-and-sour satire.