The inexplicable charisma of the rival

wacky Japanese boyband in figleaf undies:

http://web.mit.edu/patil/www/media/video/yatta.asf

How wacky is it? there's 6 instead of 5 of them! Whoa!

If you sit thru the whole thing, you may see an unintentionall Kraftwerk reference. That is, I think it's a coincidence. But who knows with those inscrutable boy bands...