Batshit insane beauty: http://www.diagonal-view.com/v/402/molten-iron-throwing.html

Important reference material: http://muppet.wikia.com/wiki/Category:Muppet_Show_Characters

This could be CG, but really, I suspect it is mostly sheperds having a lot of free time in non-sheering season: http://thestar.blogs.com/broadsides/2009/03/absolutely-no-reason-for-this-post-except-that-it-lefty-me-open-mouthed-enjoy.html