and a couple days later, took it to location. >> and on location, catching the scene on camera turns out to be kind of like a movie shoot. >> we actually shot it over and over again. we actually had a big moving truck with pads on it. >> the ball would kind of roll into the mattress and collide and stop. and we ended up doing that about four or five times down the rest of the length of the road. and then kind of cut those pieces together to make it look like one fluid roll. >> there is one part of the video where you see the road flattens out a bit. we actually had to push the ball because there wasn't enough momentum to get over the flat segment. so we were then pushing the boulder and took the people out in post. >> it is also suspicious that all those lego brooks stay in place for the whole bumpy trip. well, as it turns out, they don't. >> after the very first roll, pieces started falling off everywhere. >> there were some things flapping off at different times. in the post production process, we kind of cleaned up the