Amazon Exclusive: Sophie Kinsella on Twenties Girl Sophie Kinsella is a former financial journalist and the author of the best-selling novels Confessions of a Shopaholic, Shopaholic Takes Manhattan, Shopaholic Ties the Knot, Shopaholic & Sister, Shopaholic & Baby, Can You Keep a Secret?, The Undomestic Goddess, and Remember Me?. She lives in England, where she is at work on her next book. Writing Twenties Girl was like going on my own magical mystery tour. My U.S. editor Susan Kamil had once said casually, "You should write a ghost story one day." This comment stayed with me for years. I loved the idea, but didn't know who my ghost could be. I've always loved the glamour and spirit of the 1920s, and the idea came to me of a flapper ghost. A feisty, fun, glamorous girl who adored to dance and drink cocktails and get her own way. I wanted her to be a determined character who would blast into the life of someone with no warning and cause havoc. I then decided she should haunt a thoroughly modern girl, with all the culture clashes and comedy that would bring. Having come up with this idea I loved it, so it then remained to plunge myself i