Dragging one’s knuckles down that long concrete sidewalk would cause knuckl;e damage. Such damage would be especially apparent if the lil’ “knuckle dragger” had gotten up that morning and pared his knuckles.
Without his usual callosities, the sidewalk could have done the damage.
Brother! Does You believe!
Just ask Michelle. That's why she needs a full time manicurist. Meow.