The Carter Family.
The greatest band of all time.
The Beatles, The Rolling Stones, The Pixies, Run DMC, Metallica, Public Enemy, Oasis, The Who, The Doors, Blur, De La Soul, Nirvana, Grandmaster Flash, Stone Roses, Led Zeppelin, Red Hot Chilli Peppers, The Velvet Underground, Fleetwood Mac ...all brilliant ... but none can compare to The Carter Family.