Banksy has outdone himself. His "Devolved Parliament" painting just set a new sale record for his work at Sotheby's in London. The auction house expected the painting to fetch up to $3 million. When the gavel came down and the fees were tacked on, an anonymous buyer paid more than $12 million to take this piece home. "Devolved Parliament" depicts chimpanzees filling the chairs of Britain's House of Commons. InsideEdition.com's Mara Montalbano has more. #InsideEdition