Hallmark Keepsake Ornament - Dr. Seuss How the Grinch Stole Christmas Change of Heart 2002 (QXI5273) Hallmark Keepsake Ornament - Dr. Seuss How the Grinch Stole Christmas Change of Heart 2002 (QXI5273) The Grinch stands 3-1/2" in height. The Grinch hated Christmas, so the story began, and no one in Who-ville knew why. The most likely reason of all may have been that his heart was two sizes too small. Well.....in Who-ville they say that the Grinch's small heart grew three sizes that day!