What performer was a successful cover artist in the mid-1950's?

In the mid-1950s, Elvis Presley emerged as a successful cover artist, bringing new life to songs originally recorded by other artists. His renditions of tracks like "Hound Dog," originally by Big Mama Thornton, and "Blue Suede Shoes," originally by Carl Perkins, helped popularize rock and roll while bridging racial divides in music. Presley's unique style and charisma transformed these covers into iconic hits, solidifying his status as a cultural phenomenon.