Without knowing who has created the works, people can bid for them on eBay until the auction, called The Big Art Secret, closes on Sunday. Proceeds from the sale will go to St Wilfrid's Hospice. Hockney's work is "an ink and colour crayon drawing on a postcard" and Emin has donated four postcards.
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Simon's Blog - Sunrises & Sunsets
An inquest has heard that a teenager from Oxford drowned after being carried out of his depth in the River Thames.
Thursday night's weather for the east of the region