Relentless infuses healthy amounts of rock with the Nashville sound. The guitar on songs like "Johnny Cash" and "Do You wish it Was Me" is not your typical Nashville twang.

Aldean explores some other classic themes of reminiscing ("Laughed Until We Cried") and wondering about the ex ("Who's Kissing You Tonight"). I recently read Sex, Drugs, and Cocoa Puffs by Chuck Klosterman. In it, he is critical of people who say they only like classic country music and lauds Nashville for putting out music with universal themes. Mr. Klosterman, here are a couple more songs to support your argument.