Actor/Father/Singer (not necessarily in that order) Jack Black and his band (Kyle) Tenacious D performed at an Obama benefit- and by performed I mean they sang about 30 seconds of a song around two minutes of profanity. It's classy.
Mr. Black took a bit of a stumble. One might say he ate shiznit. Don't worry, he's alright so it's okay to laugh.
Here's the video (NSFW/K for language):
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