Chrissy Teigen, a mother of four, posed in a sexy black one-piece on a tropical beach vacation with her stylist, Alana Van Derra. Teigen shared two snaps of the day on her Instagram Stories. The stylist has been with Teigen and her husband, John Legend, for several years. In January, Teigen revealed that she maintains a strong marriage with Legend, despite sharing some of the most unattractive aspects of her life with him.