This is priceless. Every time I watch it gets funnier… you have to catch the keyboard player dropping into the Final Countdown at 1:11.
Not sure what a hat tip from Wild Goose Chase is worth, but I got this from Jonathan Coulton’s blog. He has a link to a whole collection of these from YouTuber StSanders. JoCo’s favorite is Jake E. Lee shreds, because, in his words, “it has Ozzy clapping all out of time like a crazy person.” Yeah, it does.