Flying Lawnmower, bigger one with smoke

[bob forest]

This is not the small one we usually see, this is with a gas engine. flies pretty good.
http://www.bing.com/videos/watch/video/flying-lawnmower/4C7482C37BC20AAB66B74C7482C37BC20AAB66B7

[Dwight Macdonald]

Very nice Bob, it is very aerobatic!

[Burning Head]

Nothing will stop a crasy RC ingenior, good one Bob:D