Big Buck Bunny is the colorful product of the Peach open movie project: an animated short released online and on DVD. But in addition to the 'toon itself, Peach has produced an altogether different yield: improvements to the Blender 3-D modeling application. Like its predecessor Project Orange, Peach pushed the open source tool forward with the demands of a real-world media production, in a way that hobbyist usage cannot. Could other free software projects use the same model?