With its innovative fusion of traditional folk and country with punk and rock 'n' roll, Uncle Tupelo's album, No Depression, is a genuine milestone in American music, inspiring countless bands and defining what we today call alt-country. Jim and Greg talk to Uncle Tupelo's drummer Mike Heidorn about the 1990 release and its recent reissue. Later, they review new records by Swedish singer Lykke Li and American rockers The Black Keys.