Revolves around a grumpy, green creature known as the Grinch who lives atop Mount Crumpit, overlooking the joyful town of Whoville. The Whos, a cheerful bunch, eagerly prepare for Christmas, celebrating with songs and decorations. This joy annoys the Grinch, who despises the holiday and its festivities.

Determined to put a stop to Christmas, the Grinch devises a plan to steal it. Disguising himself as Santa Claus, he descends into Whoville on Christmas Eve with his loyal dog, Max, and steals all the presents, decorations, and food from the Whos’ homes.

However, on Christmas morning, instead of despairing, the Whos come together, singing and celebrating the holiday spirit despite the lack of material gifts. This heartfelt display of joy touches the Grinch, who realizes that Christmas is about more than presents. His heart grows three sizes, and he returns everything he stole, joining the Whos in their celebration.

The story conveys themes of redemption, the true spirit of Christmas, and the idea that love and community are more important than material possessions.