The Grinch has grown to LOVE Christmas, so when the Grinch sees a poster for Who-ville's Christmas tree contest, he has an awfully crafty idea… he will show off his new festive spirit by making the tallest, most spectacular Christmas tree the Whos have ever seen!

But when things don't go as planned, will the Grinch return to his grinchy ways, or can one special Who remind him of the true meaning of Christmas?