Honda has made this new unicycle gadget. They don't actually sell it. Make sure to watch the film to get the full effect of it. I also found the Wall-E pictures of the obese people amusing.
http://www.dailymail.co.uk/sciencet...ay-style-unicycle-travels-direction-want.html
http://www.dailymail.co.uk/sciencet...ay-style-unicycle-travels-direction-want.html