"I’m different,” says Shahid Khan, better known as Naughty Boy. “Not in a weird kind of way. I’m just very comfortable with being myself.” We’re in Khan’s West London studio. There are bowls of sweets on the table and bottles of water and various other things all over the place. I hand him a copy of the latest Music Week, to which he says: “Cool, thanks! I used to subscribe to this.”

Some producers’ studios feel sterile, impersonal and even ...