Rock stars: forever treading the line of cultural credibility.
But when some of them have given up thrashing guitars about, they start thrashing paint.
Pete Doherty of noughties indie bad boy fame is the latest rock star to do just that - but many have preceded him.
With folk legends, punk innovators and Beatles all joining the rock star art brigade, which ones are actually creating something of worth, and which are just filling the galleries with fans?
Click through our gallery and decide for yourself.
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