Louis Marshall "Grandpa" Jones was one person who aged right into his makeup. Like his real appearance, however, his actual background and role in country music were deceptive and more complex than they seem. Beginning in the 1920s, he began attracting attention with his boisterous performing style, old-time banjo performing, and powerful singing, and by the 1940s, with hits like "Rattler" and "Mountain Dew," he began receiving national attention. He joined the Grand Ole Opry in 1946 and remained there throughout his career; in the 1960s, with hits like "T for Texas," he conti...