For almost five decades, the band known as Riders in the Sky ("America's Favorite Cowboys") has entertained and delighted audiences in Nashville and throughout the United States with their mixture of quirky sendups of the silver-screen Western and their "faultless, evocative instrumentation, perfect harmony, fantasy, and humor." Remarkably, the original Riders--Ranger Doug Green ("The Idol of American Youth"), "Too Slim" (or alternately,...