https://www.500songs.com/e/episode-37-i-walk-the-line-by-johnny-cash/
The new episode of A History of Rock Music in 500 Songs is now up, on “I Walk the Line” by Johnny Cash, and how a gospel singer turned rock and roll star became a country icon.

Patreon backers also have a thirteen-minute bonus episode, on “Don’t Be Angry” by Nappy Brown, at https://www.patreon.com/posts/27683577