Roots music legends, Dave Alvin and Jimmie Dale Gilmore, have been friends for 30 years, but only realized they have never played music with each other before. So in 2017, Grammy winner Alvin and Grammy nominee Gilmore decided to hit the highway to swap songs, tell stories, and share their life experiences.Though Texas-born Gilmore was twice named Country Artist of the Year by Rolling Stone, and California native Alvin first came to fame in the hard rocking rhythm and blues band The Blasters, th...