Previously, I wrote:
It is not necessary to prove that intellectual assertions are true or false in order to prove that they contradict each other.
1. Gavin Richardson has the UMC logo tattooed on his butt.
2. Gavin Richardson does not have the UMC logo tattooed on his butt.
I have not done any research on the subject. Nor do I plan to, or wish to hear from anyone who has. But I don't have to in order to prove that there are only two possibilities: 1 or 2.
If there is a third possibility, please inform me of it. If you cannot, then you must accept my argument as correct.
To aid in the resolution of this debate, JD e-mailed me this photo of the posterior in question: