Rise of the Mushroom Kingdom
Part 1: http://www.flashplayer.com/animation/mushroomkingdom.html
Part 2: http://www.flashplayer.com/animation/mushroomkingdom2.html
Part 3: http://www.flashplayer.com/animation/riseofthemkpart3.html
Part 4: http://www.flashplayer.com/animation/mushroomkingdom4.html