Best-known for his 1949 hit "I Never See Maggie Alone," Kenny Roberts was one of the last country singers to specialize in the legendary vocal technique of the blue yodel. Inspired by Yodeling Slim Clark, Jimmie Rodgers, and several singing cowboys, Roberts first came to prominence in the late '40s, and over the next five years he built up a fan base through his recording, frequent tours, and his appearance at yodeling concerts. Though he never had many hits -- he only charted four times, between 1949 and 1950 -- he nevertheless remained a popular concert attraction well into ...