The picture is fake.

Their center of gravity has easily crossed their support base (I forgot the actual term), and there is no way they're going fast enough for the centrifrugal force to overpower Gravity enough to move their center of balance back into line...

Or in laymans terms: The tires would slide out from under them and their heads would bust like melons on the road.

Or in Penny_bags terms: Does anyone know where I can get a memory card and rumble pack for my new NES?

A rumble pack would do you no good on a NES (even if you managed to connect one somehow, as NES games barely supported a Controller...