'The Last of Us' episode 4 tied the show to the game with a Hank Williams song

HBO's The Last of Us is wielding popular music to perplex us, to tie episodes together, and to make us cry. But series creators Craig Mazin and Neil Druckmann are also deploying songs to subtly connect the show to the Naughty Dog game.

In episode 4, Joel (Pedro Pascal) and Ellie (Bella Ramsey) are travelling in Bill's (Nick...