Not Gaki no Tsukai related, but pretty messes up lol
From JapanProbe.com
[url:9c6px9b8]http://www.japanprobe.com/2009/10/13/hidden-camera-comedy-your-buddies-just-got-murdered/#comments[/url:9c6px9b8]
The TBS hidden camera show “Panic Face King” tricks three comedians into thinking that they are filming a documentary about telephone scammers. Shortly after the interview begins, a gunman attacks, delivering what appear to be horrendous bullet wounds to other people in the room!
Let’s see the hilarious looks on their faces as they contemplate their deaths (First part partially subtitled, the rest is pretty much the same):
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For those of you unfamiliar with JapanProbe.com, you should check it out, they typically have a few interesting articles every week.