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.) Will Nancy be able to overcome her disappointment? In this magical new story from bestselling duo Jane O'Connor and Robin Preiss Glasser, everybody's favorite fancy girl gets a surprise lesson in fancy from her grandparents. Looks like fancy runs in the family after all!