George R. R. Martin isn’t ruling out a Game of Thrones cameo appearance and wants Barack Obama to be a part of the show

Game of Thrones has had a spectacular cast over the course of the last six seasons, and not just actors, but a lot of cameos appearances, from celebrities of different kinds. Game of Thrones Season 7 will see a lot of cameos itself, including, apparently, by the rock band Bastille, and New York Mets pitcher Noah Snydergaard. […]
Days to go for Game of Thrones Season 7 premiere 21 Days 15 Hours 12 Minutes 35 Seconds