In your opinion, which band/artist changed the course of music history the most?

[4 in a row?]

Give your reasons.

 

[mexicanboy18]

Black Sabbath since they were practically the first Heavy Metal band to come out.

VIVA LA RAZA!

 

[beatle1909]

Elvis Presley. Before The King, there was no rock n' roll.

 

[The Lizard King]

I practically invented sexy leather pants