Oh, it's plugged in? Then it should be fine.
They should not only give you your deposit back, but pay you for your brilliant work.
A little known use of the common "For Sale" sign. This is what happens at tailgating when you leave the grill plate at home and your father improvises with whatever was in the back of the pickup!
No spatula? A flattened beercan and a stick will suffice!
A barrel smoker attached to a shopping cart for easy mobility.