Did you read the Da Vinci Code? Remember the ambigrams (text art that looks the same when read upside down)? Here are two very cool ambigram websites: http://www.johnlangdon.net/New_Pages/Angels_Demons.htm and http://www.55cards.com/ambigrams/
While we're at it, checkout another type of word play:
Tarzan raised Desi Arnaz' rat.
Damn! I, Agassi, miss again! Mad!
Did I do, O God, did I as I said I'd do? Good, I did!
"You see, wire telegraph is a kind of a very, very long cat. You pull his tail in New York and his head is meowing in Los Angeles. Do you understand this? And radio operates exactly the same way: you send signals here, they receive them there. The only difference is that there is no cat."
Wanna a badass tattoo, but afraid of needles? Now you can fake it with this cool t-shirt tattoo! http://www.wildrosetattooshirts.com/newsite/220-babyrib.html#a
How to make a shirt out of a dollar bill. Or, if you can't do it, just go to Goodwill and buy a real shirt for a dollar. http://members.cox.net/crandall11/money/shirt/