Here's a sample from LOLCode.com:
CAN HAS STDIO?
VISIBLE "HAI WORLD!"
Coders will recognize the ubiquitous "Hello World" program that is the first program you write in any language just to see if it will run on your machine. This one has an opening "HAI" and a closing "KTHXBYE". The stuff in between wakes up the input/output device for the program and then says "HAI WORLD".
The LOLCode idea came from Adam Lindsay. This is one of the FAQs:
Who is this for?
This is a love letter to very clever people who are slightly bored. I had no idea there were so many of us out there.
There have been several implementations of an interpreter for LOLCode ... must be lots of slightly bored and clever people out there!