Art intervention Serpentine Gallery in London, where he exhibited "Away from the Flock" (a sheep in a tank). An artist poured black ink into it, and was subsequently prosecuted, at Hirst's wish. The artist's defence was that he thought Hirst would benefit from the publicity and one critic (Tony Parsons) said the artist's action proved that what Damien Hirst does is art. The exhibit was restored at a cost of £1000. A notable case of an unauthorised intervention—which did no damage, yet was still liable for prosecution—occurred at 12.58 p.m. on October 25, 1999, when two artists, Yuan Chai and Jian Jun
Damien Hirst he said, "I met Christian Zimmermann [from DACS] who told me Hirst personally ordered action on the matter." In June 2009, copyright lawyer Paul Tackaberry compared the two images and said, "This is fairly non-contentious legally. Ask yourself, what portion of the original–and not just the quantity but also the quality–appears in the new work? If a 'substantial portion' of the 'original' appears in the new work, then that's all you need for copyright infringement... Quantitatively about 80% of the skull is in the second image." In April - September 2009, the exhibition "Requiem" took place in the Victor Pinchuk