YouTube pranksters tricked Dutch collectors into praising cheap print . A $ 7 million poster in modern art museum in the Netherlands . Fans called it ' shocking ' and praised the poster 's ' beautiful spirit ' When asked to value it , one collector claimed it was worth £ ##500 .
YouTube pranksters tricked Dutch artlovers into praising cheap print . Placed £7 IKEA poster in modern art museum in the Netherlands . Fans called it 'shocking ' and praised the artist 's 'beautiful spirit ' When asked to value it , one man said it was worth £1.8million .