Kyleface of Garona started a thread in the tank forums on Tank Haiku. It seemed that some of the responders prefered to write Haikus abut how they don't like Haikus:
Nancee of Dark Iron submitted a Haiku on Death Knights:
Death and Decay time!
Missing the cower-in-fear!
Hit with the nerf bat...
Avanaco of Misha added in a two verse lament on druid tanking:
Q Q warrior
At least you have some proper
Your items may suck
At least you don't have to wear
Hunter and rogue gear
There are a few other little gems in the thread. Take a moment to take a peek at it.