THINKGEEK.COM sells all kids of gadgets, gear, techie stuff (both useful and not) and items such as sushi plushies (too cute to eat):
Beer Yeast (haha! Look at his horns!)
Bad Breath (but he looks so cute!)
E. Coli (sick, this looks like those dumb twins from The Matrix Reloaded)
Heart worm (haha! the HEART!)
Check out the whole gang here.
Live long and prosper.