Blues rock is a fusion genre combining elements of blues and rock. It is mostly an electric ensemble-style music with instrumentation similar to electric blues and rock: electric guitar, electric bass, and drums, often with Hammond organ. From its beginnings in the early- to mid-1960s, blues rock has gone through several stylistic shifts and along the way it inspired and influenced hard rock, Southern rock, and early heavy metal. Blues rock continues to be an influence in the 2010s, with performances and recordings by popular artists.