Look at the serial number on that bill:
ATXN42000
A Texan for 2000 (?)
I saw that too. Was there a bounty placed on GWB's head by Osama? I know there was for Rumsfeld and others.
I tried googling ATXN42000 and came up with nothing, but you may be (pardon the pun) right on the money.
A Texan for 2000 (?)
So that would make this muslim an American who understands license plate talk.