Tony Christie isn't Diane's only blast from the past in Toon. At the hotel Diane confesses to Paul that she once had a fling with Tony Christie. Diane makes Paul swear to secrecy. Later that evening Viv attempts to chat Tony Christie up but miserably fails when he notices Diane across the room. They have a brief catch up then he has to rush off to start his concert during which he dedicates a song to her. After the concert Diane literally bumps into Jimmy Pepper, Val's ex. He and Paul have a brief conversation resulting in Jimmy Pepper finding out the truth - he isn't Paul's father. A double proposal leads to drunken decisions in Newcastle. (thetvdb.com)