The last weeks of August never fail to incite nostalgia for childhood summers spent at Kamp Krusty, where we roasted pine cones (yum!) over a campfire of burning, gasoline-soaked tires. If you enjoyed that classic Simpsons reference, pitch a virtual tent at the Simpsons Drawing Club, a collaborative tumblr where artists and cartoonists such as Jack Teagle, Kelly Walton, and Benjamin Wright are joined by an ever-changing line-up of guest artists in putting their own spin on the world's most famous animated family. Our assessment of the site? To quote Mr. Burns, "Excellent!"