And the name of a song and album by British stoner/doom metal band Electric Wizard
Feedback will free your mind and set you free
Rise, black amps tear the sky
Riff hewn altar wreathed in smoke and weed
Dopethrone, in this land of sorcery
Dopethrone, vision through T.H.C.
Dopethrone, feedback will free
Dopethrone, three wizards crowned with weed, yeah