"But Dad they are girls! And girls have the cooty bug!" Hugo Weasley cried digging his feet into the ground in an attempt to not be pulled to the family Christmas.
"No they don't," Ron replied with infinite patience learned from being a five year old's father. "And they are your cousins. That means that even if cooties were real they couldn't have them."
"But they likes make-up!" Hugo protested.
"And?" Ron asked scooping up his son and hauling him to the Burrow, and six female cousins who had the 'cooty bug' and make-up, horror to a five year old.