I fail at computering...
Well if you're that desperate...Google images is your friend
I looked. There are a couple but they look really bad once put into avatar form.
Does this work?
Well that's pretty close to what I was thinking. Did you make that?EDIT: I was thinking the hazard sign would be the glowing part. If there's a way you could do that, make the pumpkin a little bigger, and center the sign, it would be PERFECT!