Super Conductor Super Collider has 1 Black Helicopter concert.

"If Black Helicopter were a novel, they'd read like a combination of Leaving Las Vegas and Last Exit to Brooklyn. If they were a film, they'd be a remake of Barfly done Blair Witch-style, with grainy film and a wobbly hand. Their music appeals to the darkest places in the human psyche; it's a rambling cautionary tale of bleary-eyed regret that speaks of bad decisions, a void of conscience, and a life of numbing, inescapable routine told over a noisy drone that creates a feeling of simultaneous disgust and empathy"...