There's at least one artist that we know of who penned an entire song about Johnny Cash's addictions: Kris Kristofferson.
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Today-Music-History-Nov12

Today in Music History for Nov. 12: In 1818, English church organist and composer Henry Hemy was born. Of his several original compositions, the best known is the tune "St. Catherine," to which is ...
Kid Rock is taking heat from the Special Olympics. The post Kid Rock Faces Special Olympics Criticism After Using R-Word ...