I can't unfold the mesh. :( I've done everything in the video but for some reason this won't work. The error at the bottom says: "Mesh has non-manifold edges. Clean up the mesh before using unfold." and I don't understand what it means.
This was so much fun to do. The drawing was done in Photoshop with each part of the animation on different layers, it was then taken into After Effects to make each one of the layers move on their own. The full image