"How The Grinch Stole Christmas" is a classic Christmas movie and book that tells the story of the grumpy Grinch who hates Christmas and tries to steal Christmas from the Whos in Whoville. There are many coloring pages and activities available based on the story, including pictures of the Grinch, his dog Max, and the Whos, as well as Christmas decorations and holiday themes. You can find these coloring pages and activities online or in stores that sell holiday decorations or craft supplies.