The medieval world of Game of Thrones wouldn’t be the first place you’d expect to find rock musicians. But increasingly, members of Coldplay, Snow Patrol, and other famous bands can be spotted among the legions of troubadours and troublemakers roaming Westeros, and tunes whistled or sung by characters during various episodes are receiving closing-credits makeovers by the likes of the National and the Hold Steady. Photo: Clockwise from top left: HBO,Stephen Lovekin/Getty Images,HBO,Jason Merritt/Getty Images