Originally published in France by Hachette Enfants/Hachette Livre in 2018 under title: Je suis triste.
Little Unicorn is just like you... except he has a magical rainbow mane that changes color to show exactly how he feels! Today, Little Unicorn is sad. His friends don't want to play with him at recess! But he has a special trick to teach you.... Come and see how he gets his good mood back!