Amphlett met musician Mark McEntee at a concert at the Sydney Opera House in 1980 and the pair formed the Divinyls.

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In terms of the location they say it's the finest place in the world to attend a concert but the sad truth is that for the moment the Sydney Opera House should be seen and not heard.

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But at least it is not as bad as the (in)famous mother of all planning disasters: The Sydney Opera House.

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Mr Piano, who comes from a long line of Italian masterbuilders, collaborated with Richard Rogers on the Pompidou Centre in Paris, and is now working on a commission at the Potsdamer Platz in Berlin, as well as on a skyscraper near the Sydney Opera House.

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The Sydney Opera House management has tried to quell the rumblings by putting up sound deflectors in the ceilings but the orchestra say they just look like toilet seats and don't help at all.

BBC: Sydney's opera rebellion

In her role in Australia, Ms Isherwood has overseen running 2, 500 performances at the Sydney Opera House, which operates from five venues.

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It broke several of the rules laid down for the competition to design a new opera house (in fact, two performance halls) on Bennelong Point, in Sydney.

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Little Bennelong Island, a tiny hummock of land, was appropriated by the mainland in the 1820s and now makes up the tip of Bennelong Point, home to the Sydney Opera House.

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