Rock 'n' roll ain't noise pollution ...

... but it can cause serious damage to your hearing. It was sad to learn of Brian Johnson's departure from AC/DC for that reason - and especially that his exit wasn't exactly mutually agreed. Shame on Angus Young and the rest of the band if they really have booted out one of the most iconic frontmen in rock after 40 years of service without first talking it over. Still, I don't suppose you can expect a rock star who dresses like a schoolboy to behave with maturity...