WHEN Chinese performance artists Yuan Chai and Jian Jun Xi tried to urinate in a replica of Marcel Duchamp's famous latrine in the Tate Modern in 2000, their behaviour showed a distinct pattern.
FESTIVAL: Tracey Emin takes time out from preparations for her first retrospective exhibition to talk to Paul Dalgarno about her most famous � and notorious � work
WHEN Chinese performance artists Yuan Chai and Jian Jun Xi tried to urinate in a replica of Marcel Duchamp's famous latrine in the Tate Modern in 2000, their behaviour showed a distinct pattern.