I really does need to be seen to be believed, an incredible bit of kit which as Rich says he created for next to no cost (financial cost anyway, the hours of labour involved is another matter). It cruised round our make shift track effortlessly and was brilliant fun attempting to load the cars in the back. *shameless plug time* here's the link to the event write up in which the coach featured which has a few more pictures included in the slideshow
http://www.ketteringmcc.co.uk/jae_2012.html 
I also have some video from onboard one of the cars being loaded into the coach, i'll get it clipped and uploaded.