First off... if you answer Yoko Ono, you should probably be

from BetaOne for life

i:
At first I must admit that I didn't like them, but that was when I was into heavy metal

now I'd have to say that my favorite

is Radiohead. Why? Well because they seem to have the uncanny knack of reinventing themselves with each successive album. They're creative in their music and the lyrics are oftentimes very touching.