Doo-wop music is a genre of rhythm and blues music that originated in the 1940s and 1950s. It is characterized by its use of vocal harmony, simple instrumentation, and catchy melodies. The genre was popularized by African American vocal groups such as The Drifters, The Platters, and The Coasters. Doo-wop music has had a lasting influence on popular music, with many modern artists citing it as an influence.