These are great. Laughter seems to have escaped me, other than the hysterical sort, but I've been laughing on the inside at this contest (2nd link is to the "view all" view and will load more slowly) and this video.
I know too many people with chronic tinnitus (from chronic illness or medication reactions, not loud music) to think this is anything but a potential godsend. Hope it works.
Also cool. I'll be hunting for this link if I ever take up camping.
I knew I was weird. I'd use at least half of these.
Now this is a neat idea. Sit in chair, vacuum out air, voila! a chair that conforms perfectly, permanently to your ass. Also saves ever worrying about someone else taking your seat at game time.