Journey to the magical Rainbow Realm for an exciting adventure with Cressida and the unicorn princesses ! Cressida Jenkins, a unicorn-obsessed girl who is sure that unicorns are real, is invited to visit, and readers will be thrilled to journey to the Rainbow Realm along with her! Princess Sunbeam and Princess Moon have started a show choir with the creatures who live in the Rainbow Realm. They're so excited about their first performance, and it wouldn't be complete without their human friend Cressida in the audience. But Ernest the wizard-lizard cast an errant spell that could ruin everything. Can Cressida and her unicorn friends find a way for the show to go on? This sweet and magical chapter book series is full of sparkle, fun, and friendship.