Back in October, Banksy took over the opening sequence of The Simpsons, using the show’s famous couch gag as a platform to portray a grim, colorless “Simpsons factory” run by impoverished workers drawing the individual cells for an episode and assembling Simpsons merchandise, with decapitated dolphins and dying unicorns numbering among the exploited workers. (If you missed it, you can watch the clip here.) Today, Banksy updated his website with his original sketched storybord for the intro. Take a look at his preliminary drawings after the jump.