In 2016, "Game of Thrones" fans online went wild when they found out the meaning of Hodor’s name. In this excerpt from his memoir Beyond the Throne, Kristian Nairn tells the surprising story of what happened while he filmed it.

Kristian Nairn will always be known to Game of Thrones fans as Hodor, but that doesn’t mean you’ll catch him playing the show’s theme song at one of his DJ gigs. “You'll never hear me play a remix with a Hodor reference,

The actor talks about his new memoir, 'Beyond the Throne,' and tells PEOPLE about filming Hodor's "monumental" final scene

Kristian Nairn is best known for his role as the lumbering and loyal servant Hodor in Game of Thrones. He was one of the series’ most popular characters despite only uttering one word (repeatedly) during the series.

I adore that boy. He’s the little brother I never had. I still feel that way. I think probably to the day we die we’ll be connected. … It was a wonderful thing.”