Spirit Camp 2009 one on netflix

When a street smart “goth girl”, Nikki, is forced to attend cheerleader camp as part of her rehabilitation from a juvenile correction facility, she clashes with the “popular girls,” and finds herself embroiled in a bitter rivalry with the bitchy ringleader Rachel . But when members of the spirit squad start turning up dead, the girls must put aside their differences and struggle to survive the murderous rage of a crazed psycho-killer lurking among them!