It's summer week in the sewing room as the contestants are challenged to create three garments too look and feel good in the heat. They begin by following the pattern for a pair of paperbag shorts, before transforming second-hand men's swimming gear into a women's cocktail outfit. The made-to-measure challenge sees them taking on button-down sundresses, and eagle-eyed judges Patrick Grant and Esme Young will be looking for perfectly aligned buttonholes and secure fastenings. Who will miss the mark and be second to leave? Joe Lycett has the answer