Bluegrass

Bluegrass is a form of American roots music that originated in the Appalachian region of the United States. It is a style of country music that is characterized by its use of acoustic instruments such as the banjo, guitar, mandolin, fiddle, and upright bass. Bluegrass is known for its fast tempos, complex instrumental solos, and tight vocal harmonies. It is often associated with the traditional music of the rural South, and is often referred to as "mountain music" or "old-time music".