Karate - break this board with a chop

Let's hear you best Karate chop yell. Breaking the board is supposed to be partly in your head anyhow.
I'll go first.
HIACK

My fist are like granite (prn: Gra-Night), dude.

Hmmm buzzzzz twowowo bingobat...Crack!

http://youtu.be/KGL_vNtelrM

This.