How I let the Grinch Steal My Christmas!

"Oh, the Who-Manity!" in my best Grinch voice. No, I'm not gonna draw some mind-blowing parallel to Whoville, where Cindy-Lou Who resides. On the other hand, I would like to take you walking through Whoville, where all the Whos are allowed to steal our happiness, leaving us all Grinchy, and we never understand why!