The Making of the story of how A grumpy hermit hatches a plan to steal Christmas from the Whos of Whoville. You're A Mean One, Mr. Grinch. Bitter and hateful, the Grinch is irritated at the thought of the nearby village having a happy time celebrating Christmas. So disguised as Santa Claus, with his dog made to look like a reindeer, he raids the village to steal all the Christmas things. The village is sure to have a sad Christmas this year.