“It’s not a fleece,” says “damp cloth” undergraduate Jack, played by Dylan Llewellyn, in the opening episode of the Channel 4 series Big Boys. Over the course of three seasons, the award-winning comedy show, set in the 2010s on a university campus on the outskirts of London, deftly deals with some very serious issues – growing up, coming out, loss, depression, suicide. But one it tiptoes around is how to get away with a form of outerwear that, back then at least, was more commonly associated with trainspotters. (“It was a fleece,” the narrator confirms. “They weren’t trendy in 2013, whereas nowadays everyone is wearing them.”)