BANKSY (DEFACED HIRST)
Keep it Spotless, 2007
Household gloss and spray paint on canvas
214×305 cm (84.2 x 120.1 inches)
Signed and dated 2007 on the reverse

Sotheby’s New-York: 14 February 2008
USD 1,870,000

Source: Sotheby’s
(#34) Banksy (defaced Hirst) (sothebys.com)