It's Party Week, and the finalists must make an iconic stretchy dress, use their old scraps to make an outfit and fit red-carpet worthy jumpsuits before one is crowned the series winner.

The three finalists take on a trio of evening wear challenges. The judges begin by asking the sewers to follow the most complex pattern yet, a double-breasted waistcoat.

The Great British Sewing Bee reaches its dramatic denouement, as the three finalists compete for the title of Britain’s best amateur sewer, taking on a trio of challenges for special occasions. Judges Patrick Grant and Esme Young start by challenging the sewers to make a little girl’s bridesmaid dress packed with complex elements including puff sleeves, a lined bodice and a bound buttonhole. Next, it’s the sewers’ final chance to show off their instinct for design in the Transformation Challenge. They attempt to turn homeware items such as cushions, bead curtains and table cloths into dramatic and fun outfits fit to wear at a summer festival. Lastly, for the most important Made to Measure challenge of the competition, the sewers attempt to construct and fit glamorous off-the-shoulder evening gowns for their models.

In the final, the three finalists must create a luxury, made-to-measure evening dress.

The fashion industry is the biggest polluter of our planet next to oil, so for the first time on The Great British Sewing Bee, it is Reduce, Reuse and Recycle Week.

For a place in the final, the sewers follow the pattern for kimono-inspired dress, they mend old denim using Japanese techniques, and they create an outfit using folding and pleating.

Joe Lycett presents as the sewers create a 'wiggle dress' and transform three items of denim clothing, before having to fit real live models with made-to-measure jumpsuits.

Amateur sewers test their sewing and dressmaking skills. The five remaining sewers take on a 1930s-themed quarter-final using old-fashioned techniques and machines.

The fashion industry is the biggest polluter of our planet next to oil, so The Great British Sewing Bee returns to Reduce, Reuse and Recycle Week, with all the usual fabric in the haberdashery being replaced with charity shop clothes and soft-furnishings. Host Joe Lycett kicks the six remaining home sewers off with a pattern for a gentleman’s waistcoat using just second-hand clothes. In the Transformation Challenge, the sewers are tasked with changing items of army surplus into a stylish and wearable garment for a woman. Finally, the sewers are asked to use old jeans to create a Made to Measure dress. Jeans are one of the most polluting garments to manufacture, so to breathe a new lease of life into them, each sewer must create a new denim dress that fits their model perfectly. At the end, someone will win Garment of the Week, and a sixth sewer will be asked to leave the Sewing Bee.

Joe Lycett hosts as temperatures drop and winter hits the sewing room, with challenges themed around keeping warm and adding sparkle to the coldest months of the year.Patrick and Esme's Pattern Challenge this week is a man's flannel shirt. The sewers must create cuffs and collars, challenging both their construction technique and precise sewing skills.The sewers wrap up warm for the Transformation, turning old scarves into a new wearable garment in a mere 90 minutes.Finally, in the Made to Measure, they are asked to make a festive winter party dress. Working with tricky-to-handle fabrics, including velvets and sequins, each must create a perfect fit for their model. Who will cheer the judges' spirits and win Garment of the Week, and who will be sent out into the cold?

Amateur sewers test their sewing and dressmaking skills. The three finalists enter the sewing room for the very last time. Who will be the winner?

The competition reaches its conclusion as the three finalists enter the sewing room for the very last time, with the judges looking for cutting-edge designs.

Week two is Summer Week on the sewing competition and the contestants are asked to create paperbag shorts, transform second-hand men's swimming gear into a woman's outfit worthy of sunset cocktails and finally make sun dresses.

Joe Lycett hosts as the nine remaining home sewers return to the sewing room for children’s week. The garments might be mini but they are a mammoth challenge being fiddly to sew.

The six remaining home sewers head back in time to the 1980s, attempting to revive the glamorous - and sometimes ridiculous - style of that decade.

Amateur sewers test their sewing and dressmaking skills. The four remaining sewers face three challenges - none of which permit a pattern for guidance.

Joe Lycett kicks off ten weeks of the most perplexing patterns, eye-popping transformations and stunning made-to-measure garments yet.

With Joe Lycett hosting, the remaining home sewers head back in time to the 1970s, attempting to revive the glamorous, rebellious and sometimes ridiculous, style of the decade.

It’s the final of The Great British Sewing Bee, and after challenges including a Victoriana dress, fabulous men’s outfits and a two-in-one dress, only one sewer will be crowned winner.

Amateur sewers test their sewing and dressmaking skills. The contestants are tested on a core fabric found in every dressmaker's cupboard: cotton.

It is International Week on the sewing bee and the nine remaining sewers make Breton tops. transform sarongs into a new garment and for their final challenge take inspiration from the iconic Mexican artist Frida Kahlo.

Five sewers do battle in the quarter-final, where they must master techniques and styles from France, Spain and the Philippines.

Contestants follow a men's trouser pattern and create a made-to-measure silk blouse.

It’s the final, and after challenges including opera gloves, party paraphernalia and a draped evening outfit, one sewer will be crowned winner.

For reduce, reuse and recycle week, all the fabric in the haberdashery is replaced with charity shop clothes and soft furnishings.

Amateur sewers test their sewing and dressmaking skills. Claudia Winkleman takes the eight sewers back in time to the 1950s, when home sewing was at its height.

Scraps are put to use in Reduce, Reuse, Recycle week to create quilted patchwork jackets. Old coats are given a new lease of life, and second-hand duvets become maxi dresses.

The fabrics in the haberdashery go technical, as the seven remaining home sewers take on man-made fabrics designed for sport and the great outdoors.

It’s Art Week, and there's a baby-doll dress inspired by Grayson Perry, painter’s overalls to transform, and bold pop art influences in the challenges.

It’s the semi-final of the Great British Sewing Bee, and three challenges stand between the sewers and the final: plus fours, polo shirts and 1920s-inspired party outfits.

It’s Week 8, and the remaining sewers celebrate fashion icons with little black dresses, a shower curtain transformation and smoking jackets.

It’s the final, and after challenges including the bias cut dress, sheer fabrics and trompe l’oeil, one sewer will be crowned winner.

The Great British Sewing Bee returns as 12 new sewers tackle shape with tie-front blouses, transform circle skirts, and use pleats in a dramatic Made-to-Measure challenge.

The sewers make a pair of high-top trainers for Sports Week. They also create daywear from old netball kits, and they fit a sports jacket inspired by their sporting hero.

It’s summer week, and the sewers make light and airy outfits, including a summer dress, a creation from old hammocks and a two-piece trouser co-ord for a man or a woman.

The Great British Sewing Bee turns ten as 12 brand new sewers follow the pattern for an A-line skirt, transform T-shirts and put their take on day dresses in the Made-to-Measure.

It’s week 3, and we’re celebrating design icons: Diane von Furstenberg, Vivienne Westwood and Versace.

Twelve brand new sewers follow the pattern for a twist top, transform office wear and create cut-out, made-to-measure dresses

The sewers create adaptive dungarees, repurpose maternity wear into toddler outfits and design outfits inspired by their childhood dream jobs.

It’s week 4, and we're celebrating Korea with sewing challenges inspired by the jeogori, taekwondo and cheollik.

The sewing competition returns for a seventh series and in week one the judges settle the contestants in with a trio of challenges based on everyday wardrobe staples - sleeveless blouses, t-shirts and dresses.

It’s Week 4, and the remaining sewers create zero-waste trousers, upcycle tote bags and repurpose crochet blankets in Reduce, Reuse and Recycle. week.

It’s week eight, and the sewers head to the movies with a jacket from The Birds, cinema curtains and a horrifying Made to Measure challenge.

Joe Lycett hosts the semi-final, as the four remaining sewers go back in time to the 1940s. Attempting to revive both the glamorous and thrifty styles of the decade, they tackle its most elegant and innovative garments. First up, judges Patrick Grant and Esme Young challenge the sewers to make the decade’s most famous trousers, Oxford bags, perfect for dancing the jitterbug and swing, but tricky to make. For the Transformation Challenge, it’s time to take a leap of faith, as the sewers are set a wartime task to turn old parachutes into glamorous dresses. In the Made to Measure challenge, the sewers take on their final icon of 1940s fashion, Dior’s New Look. Characterised by an hourglass silhouette and involving masses of fabric, this style means each sewer must exaggerate their model’s figure to create the iconic shape.

The sewers celebrate west Africa over three challenges with batakari, adire fabric and boubous.

It’s the semi-final, and three utilitarian challenges stand in the way of a place in the final: the trench coat, cleaning products and boiler suits.

The sewers put their twist on dinosaur dressing gowns, zhuzh up denim jackets and create pint-sized party outfits for Kids' Week.

With Joe Lycett hosting, the quarter-finalists face British and Irish fabrics week. Patrick Grant and Esme Young ask the sewers to create a ‘worker's jacket’ from linen.

Nine amateur sewers return, ready to show judges Patrick Grant and Esme Young that they can make beautiful clothes on a miniature scale. Claudia Winkleman sets the sewers three challenges, each designed to test different fabric handling skills on children's clothing.

Contestants make an A-line dress, alter a top and create a made-to-measure dress.

It’s Week 3 of The Sewing Bee, and the sewers face three challenges inspired by travel. They are asked to create summer blouses from tablecloths, nautical bags and outfits fit for the French Riviera.

It's Week 7, and we’re going back to the 90s with cargo pants, 90s icon fancy dress and body-skimming supermodel dresses.

It’s Children’s Week, and Kiell Smith-Bynoe invites the seven remaining sewers to follow the pattern for a child’s sequined bomber jacket.

It's sportswear week, and the sewers must create rugby shirts, waterproof onesies for toddlers and tennis outfits.

It’s Reduce, Reuse, Recycle week, with sewers creating a zero-waste jacket, transforming discarded tents and raiding wardrobes to Make Do and Mend for new outfits.

Under the scrutiny of Savile Row's Patrick Grant and Central St Martin's Esme Young, ten fresh-faced home sewers face three challenges designed to test their skill and understanding of basic garment construction. First the sewers follow a pattern for a woman's top made up of four pieces.