Go to the tip! (with some tools, this is what I made the other year, popped you a link to instructables, the hundreds of wee holes in the drum make for a great effect, & it's a nice bit of exercise wrecking out the machine!
http://www.instructables.com/id/Stainle ... o-Heater-/
however heres a link with a nice one in action
if you have the room they make for a great decoration for halloween in themselves, & you can cut a stencil into material & work it into the overall design via judicious use of a grinding tool!
No, i'm not back.