Throw it in between several homeless people
this sounds like dirty fun.
Tape it to the back of your hand and wait a few days.
this sounds like a bad idea.what does this do?
http://bit.ly/LNpPsg
Possibly make a green circle on the back of your hand
one minor problem- that returned no relevant results.also, I thought you were the resident duckduckgocigarette... I figured it would poison me because copperlol
Open it up, hollow it out so the penny is as thin as you can get it on the outside, and carve the markings of a penny onto the piece you cut out. You now have two pennies. MAGIC.