Fancy Nancy thinks butterflies are simply exquisite. And that is why she can't wait for her friend Bree's Butterfly Birthday. It's going to be the fanciest birthday party ever! But when Nancy finds out she can't go because her grandparents' fiftieth anniversary party is the same day, she is furious. (Mad is way too plain for how she feels.) How Nancy overcomes her disappointment and reconnects with her family is a fun and meaningful story for young readers. Perfect for fans of the Eloise and Olivia books. From the dazzling New York Times bestselling duo Jane O’Connor and Robin Preiss Glasser.