Final answer:
Suzanne Mitchell became the first director of the Dallas Cowboys Cheerleaders in 1976 and significantly contributed to their global fame and professional image.
Step-by-step explanation:
Suzanne Mitchell became the first director of the Dallas Cowboys Cheerleaders (DCC) in 1976. Her leadership transformed the cheerleading squad into one of the most prestigious and recognizable entertainment groups in the world. Mitchell's stewardship elevated the professionalism and global image of the DCC during her tenure, making them a household name and leading to numerous television appearances and overseas performances.