Yes, a few actors walking about in a hard hat, hi viz jackets, dirty jeans and workboots, showing their bum crack off.
You could give them names such as "Oliv' twosugarsinminelove" and "Corblimey Lookatthemessinhere" Just have them walking around pointing up and then trying to sell things at twice the estimate. and of course wolf whistling and saying "gettem art love" at every women who comes past.
I dont think DF is bad themeing i just think they should have done alot better. When i first saw it i was did think it was alot better then the camp UG LAND. But the scaffolding does look awful. But i thinkthe phrase needs must springs to mind