Banksy bidders must answer big question

Updated October 18 2019 - 9:13pm, first published 9:09pm
Banksy's painting of chimps sitting in Britain's parliament sold for more than $US12 million.
Banksy's painting of chimps sitting in Britain's parliament sold for more than $US12 million.

British street artist Banksy is selling a Union Jack stab vest, riot helmet "disco balls" and a "designer handbag" made from a brick to randomly selected buyers who can answer the question: "Why does art matter?"