"The Grinch Who Stole Christmas" is a children's book written by Dr. Seuss. It tells the story of the Grinch, a green, furry creature who despises Christmas and the joy it brings to the nearby town of Whoville. Determined to stop the holiday, he devises a plan to steal all the Christmas decorations, gifts, and food from the Whos, the cheerful inhabitants of Whoville. As the Grinch executes his plan, he discovers that Christmas is not just about material possessions. After hearing the Whos singing joyfully despite their losses, he realizes the true meaning of the holiday. This revelation leads him to return everything he stole and join the Whos in their celebration.