"Blue Smoke" is a song by Johnny Cash, originally released in 1958. The track features a blend of country and rockabilly styles, showcasing Cash's distinctive deep voice and storytelling ability. The lyrics reflect themes of love and longing, typical of Cash's songwriting. The song has been covered by various artists over the years, contributing to its enduring popularity. It is often associated with the Nashville sound and has become a classic in the country music genre, highlighting the emotional depth and cultural significance of Cash's work.