Another Cute Rube Goldberg Device
Although I'm not all that sure that this one really works as shown.
One odd aspect of this: it's a Honda ad from the United Kindgdom--but why is the announcer an American? Is this common in Britain, to use an American announcer?
UPDATE: Amazingly enough, according to Snopes.com, this was not computer graphics--it was real. Even the part that seemed most unlikely to me was done with a weight inside each of the tires, so that when the tire moved, the weight moved as well, causing the upward motion on the ramp.