Summary of "Piggybook"

"Piggybook" is written by Anthony Browne.This book tells the story about the Piggot family.
Mrs. Pigot tired of her works, she leaves them for a few days, her only message was a note : "You are pigs.'' As the days pass , they become pigs in habit in their real life. Then,Mrs.Pigot came back,she knew that they already understood her message.
I think the story give everyone a good message.In this day in age, boys and girls need to understand that they are equals in many aspects.