For eight years, Maisie Williams and Sophie Turner have played on-screen sisters Arya and Sansa Stark on 'Game of Thrones,' and though the show has come to an end, #Mophie will live on forever. Most people have seen a tweet or photo that shows a glimpse of their relationship, but few people have seen the true depth of it, and even less know just how unlikely it was for these two girls to come together.
Click through to find out more about the ultimate pair of best friends.