London, UK. 9th Feb, 2017. An iPad painting by the artist, David Hockney is unveiled for public display on an advertising screen at Westfield, Shepherd's Bush, with a call to action "Keep Calm and Carry On Drawing". The 60 second creative clip is being broadcast on large, public screens in seven UK cities. David Hockney's retrospective opens at the Tate Britain today . Credit: Stephen Chung/Alamy Live News

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Size: 3700px × 2462px
Photo credit: © Stephen Chung / Alamy / Afripics
License: Licensed
Model Released: No

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