I am suggesting that for those of us who wish to participate, that we post some of the most ridiculous, silly, absurd autographs that we find on eBay. For legal reasons, I am NOT saying that these items mentioned are non-authentic, just totally preposterous. Each of us can draw our own conclusion.
My contribution is not only hilarious, but it also backed by a forensic handwriting examiner, who graded it a '10'. Let me begin the hit parade:

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=200526982810...

After review, feel free to leave comments. Dr. Richard Saffro