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When her mother Margaret announces her intention to marry widower David,Maddy does not share the rest of the family's enthusiasm,especially as he has had four previous wives and the happy couple met at the last one's funeral. Being a bridesmaid in a vast fluffy dress does not appeal either but when Margaret seems to have cold feet Maddy talks her round into tying the knot. Katy manages to lose her grandma's car and get it wheel-clamped whilst Dan defeats the school bully by telling him he fancies him.
When a client of Jim's goes bankrupt,owing him thousands,he asks Roger,the lawyer from next door for legal advice and ends up getting billed for his services. Meanwhile Amanda,a woman Jim has met on the Internet and is obsessed with him,shows up and kisses him in front of Danny. Hearing the parents discuss how to deal with Roger the kids assume they are getting divorced but when the matter is cleared up they combine to put Amanda off.
Maddy feels the rest of the family are keeping secrets from her after she recently embarrassed them in public. They claim that she cannot stop interfering so she agrees to back off from their lives. Inevitably they find themselves in all sorts of trouble without her interference. Jim becomes addicted to caffeine after he is given a coffee vending machine and needs Maddy's help to break the habit.
When Maddy's ex-husband gives their son a snake, the whole family is terrified. But before they can face their phobia, the snake escapes. Meanwhile, Maddy's attempts to solve her neighbours' marital problems backfire rather badly.
When Maddy persuades Jim to open up about his feelings, she gets more than she bargained for. Meanwhile, Danny plays host to a visiting French exchange student, awakening Ted's latent xenophobia.
When an old friend passes away, Jim realises how small his social circle has become; Maddy decides to solve this problem by any means necessary. Meanwhile, Ted decides to take charge of the family finances.
Maddy thinks she will finally have some time to herself when Rosie joins a playgroup, but things do not go to plan when Rosie catches a bug. And when their internet connection breaks down, the Rileys find themselves cut off from civilisation.
When Jim's ex-wife invites the kids to spend the summer with her, Maddy is worried that they might not want to come back. Meanwhile, Ted finds his friendship with Anthony is tested to the limit.
