Kirstie Allsopp and Phil Spencer look back at some of their best builds, exploring stories where homeowners were shown ways to make their budgets stretch to cover complex plans. Featuring a couple in Albrighton, Shropshire, divided between enjoying the fruits of their renovated three-bed terrace and moving on to a new project.

Kirstie Allsopp and Phil Spencer look back at two of their biggest builds. In Huddersfield, Paul and Dawn Welham-Campbell's higgledy-piggledy layout simply does not work for them any more. Kirstie gets the sledgehammer out, while Phil searches for properties to rival Paul and Dawn's own. In Woodford, Keeley and Terrence Stamp are also at loggerheads. Keeley's fed up that their family of five is bursting out of their three bedrooms and one bathroom, and that their open plan lounge is basically one big noisy thoroughfare. Which of the property duo will come up with the best solution to their problems?

Kirstie Allsopp and Phil Spencer remember parents-of-three Carly and Phil, who had run out of space in their High Wycombe home. However, while Carly wanted out, husband Phil was confident Kirstie could come up with a renovation solution. Plus, Staines couple Nitasha and Nikunj, whose dormer bungalow presented the experts with one of their biggest challenges yet.

Kirstie Allsopp and Phil Spencer look back at favourite editions featuring homes full of collections and clutter. In Somersham, Kris and Emily have a £50,000 budget for a first-floor extension to add a fourth bedroom, which Kris thinks will sway Emily back to loving it. But Kirstie is convinced they already have the space they need and embarks on her biggest-ever declutter. They also travel to the Edinburgh suburb of Portobello, where Gary and Bill are at loggerheads over their 19th-century home which is full of Bill's music memorabilia.

Phil Spencer travels back to Cambridgeshire to catch up with a couple he and Kirstie Allsopp first met three years ago when they were struggling with what to do with their three-bed semi. Amber Brammah, who was leading fitness classes from the garage, wanted a new house with more room to run her business, while ecologist husband Martin preferred the idea of renovating. Having made their decision, how have things changed in the 36 months since?

Phil Spencer catches up with Alex and Danny Moore from Preston, who back in 2017 could not decide whether to stay in their quiet cul-de-sac or up sticks and move to the country. Kirstie Allsopp embarked on a loft conversion - claiming it's the best she has ever done - while Phil pulled some cracking rural properties out of the bag. But after making their decision, what was next for the couple?

In Surrey, Abi and her daughter Maddy's three-bed Victorian cottage isn't working for them. Will Phil's spectacular houses win them over, or could Kirstie's sensational renovation clinch it?

Rachael and Tim can't agree on whether to stay in their 1930s semi or up sticks. Can Kirstie's plan give them more space, or will Phil's wow-factor homes sway them?

Kirstie Allsopp and Phil Spencer go head to head to help a couple who cannot decide to do with their home in Aylesbury, Buckinghamshire. Procurement manager Paul bought the house 13 years ago as a bachelor pad, but since cabin crew worker Sophie moved in they have had two children and he wants to move to a bigger, better family home. However, she grew up on the same street, her parents are just down the road and she loves having them on hand for babysitting. Can Kirstie make the necessary renovations to persuade Paul to stay? Or will Phil find a new good enough home to tempt Sophie away?

Kirstie Allsopp and Phil Spencer help a pair of baptist ministers with their four-bedroom in Alnwick, Northumberland. Having grown up on the same street, Chris is ready for a change of scenery and a bigger, more user-friendly space for combining work and family needs - including fitting up to 14 people round a dining table. Caroline, however, loves their home, and particularly the neighbours who brought her, Chris and their teenagers comfort while she was undergoing cancer treatment.

Kirstie Allsopp and Phil Spencer are in Lincoln to help a couple end the five-year debate over their two-bedroom bungalow. Eric has never been a fan of their home's dysfunctional layout and now they have had a baby, and also have Eric's two teenage boys staying over regularly, there is just not enough room for all five of them. Carly, however, is adamant that she will not move away from her family, who live nearby, and believes an extension will give them the space they need.

In Cowbridge, Amy and Louis' picture-perfect pad isn't all it appears. Can Kirstie fix the dysfunctional layout, or will Phil wow them with a ready-to-move-in option?

Kirstie Allsopp and Phil Spencer are in Lancing, West Sussex, where pharmacist Gloria and physiotherapist Tom are battling over whether to stay put or move on from their Victorian semi by the sea. With three young children, only three bedrooms and a tricky layout, Gloria is desperate to sell up and move somewhere bigger that offers space for her mum to stay over too. But husband Tom loves the garden as well as the seaside location and is sure Kirstie can work a bit of magic to give them a forever family home.

Kirstie Allsopp and Phil Spencer help a couple in Poole, Dorset, who cannot agree whether to sell their four-bedroom chalet bungalow or renovate instead. Supply teacher Sue has waited 35 years for builder husband Roy to finish their renovation and would rather they move so they can enjoy their retirement. But he loves the space their house offers and doesn't think it can be replicated elsewhere.

A special episode in which two new property experts take the reins - siblings, business partners and experienced developers Scarlette and Stuart Douglas, who head to Ipswich to help a family living in a four-bed semi. City-loving Norbert loves the bedroom sizes, the neighbours, the location and the convenient commute to work, but Shammie hates the busy road, small kitchen and only having one bathroom. Armed with £30,000, Stuart comes up with a masterplan to create a more sociable family space downstairs, with real `wow" factor, and also give them a much-needed second bathroom upstairs.

Kirstie Allsopp and Phil Spencer look back at two of their biggest builds. In Huddersfield, Paul and Dawn Welham-Campbell's higgledy-piggledy layout simply does not work for them any more. Kirstie gets the sledgehammer out, while Phil searches for properties to rival Paul and Dawn's own. In Woodford, Keeley and Terrence Stamp are also at loggerheads. Keeley's fed up that their family of five is bursting out of their three bedrooms and one bathroom, and that their open plan lounge is basically one big noisy thoroughfare. Which of the property duo will come up with the best solution to their problems?

Kirstie Allsopp and Phil Spencer look back on two period properties that desperately needed to be adapted for modern-day living. They meet the Sarah and Ian Renard in Brixworth, Northamptonshire. With one toddler and two dogs to house, this two-bed rural semi is bursting at the seams and Ian wants out. There's only one thing stopping him: Sarah, who is determined to stay and convinced that the house still has the potential to cater for a growing family. They also meet Graham and his partner Ryan who have been fighting over their 17th-century cottage in Cranleigh for years. Charming though it may be, it does not offer the space the two of them now need.

Stoke couple Julie and Allen cannot agree on any of the houses they have viewed together, but they are also at a loss as to how they can make their current three-bedroom abode any better. In Newcastle, GP Kathleen and her anaesthetist husband Tom have a three-bedroom Victorian semi in disorganised chaos with Tom's sporting gear taking root everywhere. Should they move on or reconfigure the downstairs?

Kirstie Allsopp and Phil Spencer look back at loft conversions, remembering two families who wanted to transform their dark and dingy attics in the race for space. In Walthamstow and Preston, two couples are looking at starting families, but lack of space is an issue - and while one would prefer to move on, the other is keen on a loft conversion. As ever, Kirstie brings in the builders, while Phil sees what other properties are available.

Kirstie Allsopp and Phil Spencer look back at some of their favourite properties from the show. They begin in Cullercoats, on North Tyneside, where Mark and Suze Drummond have emotional ties to their Victorian townhouse - special memories that are making it difficult for Suzie to consider leaving. In Rushden, Northamptonshire, Susan and John Antoniou-Bailey are torn over their unique five-bedroom home. Susan loves its history and original features, but John has had enough of constantly moving between the disjointed, boxy rooms.