The parts of Harry Potter most glommed onto by Americans are patriotic concerns like honorable sacrifice, bravery in the face of an existential threat, unabashed declarations of love, and a fierce work ethic. But the heart of Harry Potter is really the Weasley’s burrow, that den of poor, gangly, knit-sweatered gingers, and perhaps most emphatically in the character of the endlessly put-upon Won-Won.