Not being fans of rugby, the expressive, traditional war dance, is new to the Americans.
The chaps and chapettes at BuzzFeed have collated their collection of Ridiculous Haka Faces.
OMG. Looks like he's been ...um ...seen to.
Ha ha ha.
Very funny when frozen.
I think, were I a rugby player, I might laugh. But I understand ...
...that I don't understand rugby, at all.
I'm going to leave that to the fans.
More at Buzzfeed.