Thinkgeek.com's April Fool's jokes was for a Tauntaun sleeping bag.
http://www.thinkgeek.com/stuff/41/tauntaun.html That link is to the "available" item. Here's what they posted in the sidebar after their April Fool's joke was revealed:
"ATTN Tauntaun Fanatics! Due to an overwhelming tsunami of requests from YOU THE PEOPLE, we have decided to TRY and bring this to life. We have no clue if the suits at Lucasfilms will grant little ThinkGeek a license, nor do we know how much it would ultimately retail for. But if you are interested in ever owning one of these, click the link below and we'll try!"
I clicked the link. I would SO get one. Hehe!