Anika Noni Rose, beloved by many for her role as Princess Tiana in Disney’s “Princess and the Frog,” is helping her character embark on a new adventure. In her new children’s book “Tiana’s Perfect Plan,” Rose addresses the issue of perfectionism by sharing Tiana’s experience as she prepares for the arrival of her husband Prince Naveen’s parents, the king and queen of the fictional Maldonia, to New Orleans.