Some of the rivers named in their club title, proclaimed on their jackets, have been polluted by red sludge.

BBC: Villagers despair in Hungary's red wasteland

The company has said the incident was a "natural catastrophe" and insists on its website that the red sludge is not considered toxic waste according to European Union safety standards.

BBC: The company behind Hungary's toxic spill

Around 150 people were injured, with many receiving burns, by the spill of up to 700, 000 cubic metres (24.7m cu ft) of red toxic sludge.

BBC: Hungary builds wall to slow possible new sludge wave

Around 150 people were injured by the spill of up to 700, 000 cubic metres (24.7m cu ft) of red toxic sludge - many receiving burns.

BBC: Hungary fears new leak from toxic sludge reservoir

This could help Berg get out of the red and perhaps give him a little extra cash to sink into his new band, a sludge metal act called Weird Beast.

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