The Great British Sewing Bee Series 8 Episode 4 Reduce, Reuse, Recycle Week ( Air Date 2022-05-18 ) Genre Reality category. Overview "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.".