Betty is at her wit's end with the new baby, her husband and the fish and chip shop to look after. Her daughter Kelly restorts to desperate measures in yet another attempt to conceive. And Carol a.k.a. "The Stick Insect" has left Superslimmers and started her own weigh loss group, which runs into trouble when Julia Fleshman returns to the scene!
Jamie thinks his fortunes have changed when he strikes up a friendship with second-hand car dealer Craig. Spending his 17th birthday money on flashy clothes and a cool new phone in a desperate bid to fit in with Craig's crowd, Jamie soon realizes his new friend very different than he thought he was...
It's Christmas Eve, and the Count with Carol gang are appearing live on Trisha to debate the pros and cons of dieting - but the talk turns to something altogether more interesting when Betty inadvertently blurts out to the entire viewing nation that she has a secret son. To add to her problems, she also discovers that husband Douglas hasn't been entirely honest about the family's income. Little does she know, however, that her TV appearance will bring her an unexpected gift - one she's been waiting for most of her life.
Things go from bad to worse for Kelly. Still trying to deal with the news of her mum's past, problems start to occur in her marriage resulting in her sleeping with her husband, Kevin's gay brother and when all is revealed things get even worse for Kelly especially when Kelly finds out she's pregnant but the main question is who is the father?
In the final episode of the 3rd series Jamie's love life picks up when he falls for a beautiful woman who falls for him too but when obstacles fall in their place like the fact she has a daughter and an ex-prisoner ex-boyfriend will things turn out for the best for the Jamie. The gang also head back to the Trisha show for their final weigh in while Jamie provides the food, Kelly gives birth to a baby boy.
Norma throws herself into pensioner speed dating and after two glasses of wine decides to advertise herself on the local radio lonely hearts phone-in. It's not long before a queue of eligible men has formed around the block but it's the dashing Eddie who captures her heart. Bowling, dancing and romancing ensue and soon a weekend in Filey is on the cards. But is Eddie all he seems?
Claire and her little girl have moved in with him, but are her feelings of sickness more then just a dodgy curry? The barmaid at Woody's seems to know the answer and so much more as she doesn't even know Claire by that name. Rebecca suspects the truth but keeps her mouth shut until it's too late. Claire is then hit by a car resulting in her death and Jamie decides to fight for custody of Claire's daughter.
The friends head off for a free weekend at a health spa. Carol has done a dodgy deal as all of a sudden the friends are booked for a photo shoot. Max and Carol flirt with each other, then Carol finds out about Max's past and decides not to go with him. Lauren has decided that this is her perfect chance to get beautified before the wedding, and Norma seems more intent on eating the fruit than wearing it.
Lauren's wedding day approaches. She's always being the skinniest of the bunch, but not without problems. Having found her dream man in Vicar Paul, she also gets a shot at fame as a weathergirl. Paul seems jealous of her success, while her parents refuse to come to the wedding. She's got a fabulous frock and a man willing to make a sacrifice for her, but will there be a happy ending?