Fancy Nancy is back in this magical new story from Jane O'Connor and Robin Preiss Glasser.Nancy thinks butterflies are simply exquisite. And that is why she can't wait to go to her friend Bree's Butterfly Birthday! It's going to be the fanciest party ever!But when Nancy finds out she can't go because her grandparents' fiftieth anniversary party is the same day, she is furious! How will she overcome this disappointment?In a glorious twist everybody's favourite fancy girl gets a sparkling lesson in fancy from her own grandparents. Maybe being fancy runs in the family after all!