Sophie Turner and Maisie Williams, Game of Thrones co-stars/on-screen sisters turned best friends off-screen, had a bit of a moment earlier when a fan posted a photo of both their 2009 signatures (Game of Thrones did its casting in 2009). See, those cute vintage Sansa/Arya Stark autographs actually were the result of a lot of labor by the then 13-year-old Turner and 12-year-old Williams:
Aww.