Throughout his 100 years, Dick Van Dyke has enjoyed nearly eight decades in show business. He began his career on radio in Illinois, which propelled him to Broadway, television, and film. In each medium, he demonstrated talent across comedy, drama, and musical performance. Julie Andrews, his friend and "Mary Poppins" co-star, observed, "He is an […] The post Ten performances that defined Dick Van Dyke's career appe…