He opened his mouth, clenched his teeth over the handle, and pulled it up for about eight seconds.

WSJ: At These Olympics, It Helps

It's Hong Kong film star and Hollywood hopeful Chow Yun Fat striking what appears to be a kung fu pose, a matchstick clenched between his teeth, presumably for extra threat value.

CNN: Raw, Original and Truthful

"He turned towards me, he had both fists clenched... grinding down on his teeth, " PC Milby said.

BBC: Dale Burns inquest: Officer fired Taser 'out of fear'