Think you know your pop culture? Can you reference obscure Star Wars characters, fantasy heroines or bands from the 70s? Well talented French designer Grégoire Guillemin is here to test that theory. Check out his wonderful design, featuring a colourful assortment of pop icons and heroes. The question is, how many of these characters do you recognise and how many can you name? If you get 70% of them, give yourself the day off – you totally deserve it.