Complex sentence: Webb Pierce (8 August 1921-24 February 1991), an American country music singer, was the number-one country chart artist of the 1950s and one of most popular honky tonk performers of the era.
Split into simpler sentences: Webb Pierce (August 8,1921-February 24,1991) was an American country music singer who had the most number-one country chart hits of the 1950s. He was also one of most popular honky tonk performers of the era.