Version of Banksy 'Girl with Balloon' sells for £3.1 million
Shredded Banksy goes under the hammer in London
UK street artist Banksy's famous balloon girl work to go on sale
Partially shredded Banksy painting to go back on sale
Banksy shows off his seaside 'spraycation'
Banksy painting to raise millions for UK health service
Banksy takes credit for work at Oscar Wilde jail
Italy returns stolen Bataclan Banksy to France
Why does art matter? Banksy asks, offering originals for the right answer