Build a movie plot around this: Who died and became a murderous ghost? no one was a murderer.
This article's plot summary may be too long or excessively detailed. Please help improve it by removing unnecessary details and making it more concise. (July 2012) (Learn how and when to remove this template message)Head girl Justine Fielding (Tuppence Middleton) is escorted out of Fairview High School by the police, as other pupils look on.Five days earlier, Justine is reading at the funeral of unpopular, asthmatic student Darren Mullet (Calvin Dean). She starts to talk about him, when Mullet's equally unpopular friend, Jason Banks (Olly Alexander), stands up in church and angrily calls her a hypocrite because she did not really know him. He is then thrown out by the sadistic PE teacher. Later on, Justine is talking to her friend Helena (Mary Nighy) when school heart-throb Alex (Dimitri Leonidas) decides to invite her to a party that his popular friends, Bradley (Alex Pettyfer), Tasha (April Pearson), Khalillah (Larissa Wilson), Sophie (Georgia King) and Marcus (Tom Hopper), are having. She decides to go.At the party, when Justine arrives, Tasha tells Jez (Ben Lloyd-Hughes), the DJ, to say something about her appearance. He begins to rap about her in an unflattering manner. When Alex tells him to stop, he is literally thrown out of the party by Bradley. Later, Alex and Justine go to one of the bedrooms and kiss. Meanwhile, Bradley, Tasha, Khalillah, Marcus and Sophie all receive insulting and degrading text messages from Mullet's number. During this, someone puts on a clown costume and grabs a chainsaw, before heading up to Alex and Justine. It is Bradley, who is pranking them.Jez goes to the cemetery and urinates on Mullet's grave. He is stabbed with a wooden crucifix by Mullet.Later, the 'in-crowd' toast Mullet. Justine admits that she didn't even know who he was. At school, the headmaster mentions that Jez never came home. Bradley threatens Nasser (James Floyd), the leader of the school's emo clique, about removing a website he had put up about Mullet. Justine is persuaded to hang around with the...