The Grinch is a nasty creature who lives high on a mountain with his dog Max. He hates the happy people of Whoville and their Christmas celebrations. He goes to Whoville. He steals all the presents, decorations, and food. He thinks Christmas will not come because he has been so mean. Christmas comes all the same. He realizes that Christmas is more than just presents and decorations. His heart grows three sizes larger. He returns all the presents and trimmings. The people of Whoville welcome him.