Reeling from the revelation that Adam has cheated, Tina arranges a rendezvous with Sarah to hear her side of the story. Karen's feelings for Gareth are tested when she discovers that he has kept a big part of his life from her, while David takes matters into his own hands after a threat is made towards his daughters. Although in no position to do so, Adam offers Pete some relationship advice - with disastrous consequences. Indie singer-songwriter Badly Drawn Boy makes an appearance as a busker, alongside James Nesbitt, Leanne Best, Hermione Norris, Robert Bathurst and John Thomson.