Dang...I'd been planning on going to this for probably a month or so and then I got a bad migraine and forgot about it. I'll probably just pull out some of my old comics to show to my boys.
It seems like people are putting up all kinds of odd pics that have no teeth showing or even a face. I saw one near where I live that's of a birthday cake.
AMD is giving out a free t-shirt and book to the first 2,000 registrants. They ask questions about the company you work for (job title, etc.), though.
http://enterpriseevent.amd.com/amd_06e6/
Free custom handmade cookie cutter: http://www.cookiecutterspirit.com/
Emergen-C is giving out a free sample of their health product: http://www.emergenc.com/