S4E16 · Curtain Call

In this thrilling series finale, the prison open day has arrived. Di and Neil are married but Jim still feels uncomfortable knowing that it's a marriage of convenience. Yvonne finally realises that her son and Snowball are setting her up but it's too late as she is carried down the block by Fenner. Karen & Jim find a planted gun in her bag so put it in her drawer. After the guests are taken outside by Sylvia and Di, 11:00 comes and Snowball's bomb detonates, seriously injuring Neil who was in the library - thanks to Roisin's quick thinking, his life was saved. Snowball, now dressed as a nun, was stopped at the last possible moment by Karen at the gate and immediately put down the block after being strip-searched. Sylvia and Jim maliciously put her in the same cell as Yvonne, and told Yvonne ""She's all yours, you've got 5 minutes""! Shaz and Denny were locked in a visiting room when the bomb detonated and are trapped - sadly for Shaz, she was too high on magic mushrooms to realise the da