When you're not looking for something depressing:
https://www.youtube.com/watch?v=a0b90YppquE
This is the inside story of Street Art - a brutal and revealing account of what happens when fame, money and vandalism collide. Exit Through the Gift Shop follows an eccentric shop-keeper turned amateur film-maker as he attempts to capture many of the world's most infamous vandals on camera, only to have a British stencil artist named Banksy turn the camcorder back on its owner with wildly unexpected results.