Sarah Corbett-Winder is regaling me with the origin story of her banana phone. “Everyone else on social media was using a microphone and I wanted my own unique thing,” says the 39-year-old stylist, content creator and fashion entrepreneur of her cartoonish prop. She is sitting beside her mother, Caroline Smiley, at the family home in Wiltshire, a small, dappled dachshund circling their feet. “It’s also a useful tool because I can pretend people are calling in with a style question,…

