Inquiring minds want to know: 'How Does Santa Go Down the Chimney?'

'This felt like a chance to set up this problem and to propose a bunch of solutions,' say Barnett, 'and basically put Santa through the wringer in the pictures.'

'We know a lot about what Santa gets up to,' says Barnett. 'We know where he lives, we know how he gets to the house - the flying reindeer. Where he works on his presents.'

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