No artist in the history of country music has had a more stylistically diverse career than Marty Robbins. Never content to remain just a country singer, Robbins performed successfully in a dazzling array of styles during more than 30 years in the business. To his credit, Robbins rarely followed trends but often took off in directions that stunned both his peers and fans. Plainly Robbins was not hemmed in by anyone's definition of country music.