Get Your Grim Robes, You’ve Pulled

Separated at birth, perhaps? Drone merchants Sunn O))), whose mystikal master is Kliff Burton:

and the KLF, money burners and country-music collaboraters extraordinare

Well, I thought the photos looked kind of similar anyway, although they looked more similar in my mind.

If you can name the link between the two bands, you win an as yet undetermined prize.