Back by popular demand for one weekend only! Fancy Nancy and her best friend, Bree, can't wait to star as mermaids in their school's ballet production of Deep Sea Dances. But when another ballerina is cast as the glamorous mermaid, Nancy is stuck playing a boring tree! Can Nancy bring her signature panache to a small role, staying true to her philosophy that anyone can be fancy? And when misfortune strikes right before the big show, who will step into the spotlight?