Diddley was a pioneering African-American rock-and-roll singer, guitarist, and songwriter. He was known for his pounding signature beat, guitar effects, and jive talk, and he was a powerful influence on generations of rockers, including Buddy Holly, Jimi Hendrix, and the Rolling Stones. Nicknamed after the single-stringed folk instrument called a diddley bow, he studied the violin at his Baptist Church in Chicago and began performing in South Side clubs, playing what unique type of guitar? Discuss
Source: The Free Dictionary