Byline: It's twisty. Image:Incred eyebrow grower, model and actor Cara Delevingne is now a novelist. The career move has been confirmed in a single, glorious Instagram post in which Cara declares she is "SO EXCITED !!!" so share her "twisty coming-of-age story" titled Mirror, Mirror. In the pic, she's holding the manuscript for the novel, which has been written with author Rowan Coleman, and ghostwritten by Caroline Upcher.