Over the past eight years, Game of Thrones fans have watched the cast grow up in front of their eyes as we see their characters mature from naive children to brave heroes.
Sophie Turner (Sansa Stark), Maisie Williams (Arya) and Isaac Hempstead Wright (Bran) were just kids when the show started and have spent most of their teens as part of the epic show.
But there was one young character that many people kind of forgot about - until he reappeared at the end of the final episode looking very, very different.
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Lord Robin Arryn, the Stark children's cousin, returned to King's Landing with many of Westeros' lords and ladies to decide who would be king of the Seven Kingdoms.
He hasn't been in the show for several years, but he's been busy acting as Lord of the Vale after his mum was pushed out of the Moon Door.
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British-Brazilian actor Lino Facioli plays Robin, and fans were quick to point out how handsome he's become.
Many have compared the transformation to Matthew Lewis, who played Neville Longbottom in Harry Potter.
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Many fans said that Robin's transformation was one of the few positive things from the entire final episode.
Some were left disappointed by the ending, and thousands have even signed a petition calling for the entire last season to be remade.
