Diana takes the grandchildren to Africa, leaving Jimmy in charge. On they return, there's a surprise in store. Diana and the children return from Africa to find Jimmy buried under a pile of pizza boxes.

Jimmy accidently sees Diana naked in the shower and molly takes advantance of his shock by gettting him to agree to her having a tattoo. Meanwhile, Alex takes an aptitude test at school and the results indicate that accountancy is an appropriate career. Jimmy has something disturbing on his mind and he can't get rid of it. the result of which he finds less than motivating.

Jimmy plans a poker game with Kev, Siobhan and Bobby, but when one of them drops out, Diana steps into the breach and, with a little inside information, is able to see through Jimmy's bluffing. Meanwhile Molly is eager to look better than rival Becky in the school photograph.

Jimmy is invited out to meet Siobhan's father. His nerves aren't helped when Diana decides to tag along. Diana and Siobhan's dad soon hit it off but when Diana wants out of the relationship it is up to Jimmy to help her end things.

Jimmy's plans for a leisurely weekend are ruined when Diana makes a surprising and unwelcome discovery about the past. Cue Jimmy having to run around trying to find out who was having an affair with Diana's husband before he died. Whilst the attention of the adults is elsewhere Molly and Alex's tit for tat war starts to get out-of-hand.

Jimmy's efforts to impress the children's mother on a short visit home turn to disaster.

Jimmy is short of cash, so Diana hatches a plan that will help them both.

Jimmy and Diana want to give Molly and Alex a normal, traditional family Christmas - but this is not a normal, traditional family!

Meanwhile, the school play puts everyone under pressure.