Barenaked Ladies pulls stuff like this out from time to time. I've got a few MP3s along this line, too. Like, one of some folksy girl singing a soft ballad cover of "Straight Outta Compton" that just killed me the first time I heard it...full-on hardcore lyrics and everything.

"Think of it, if you like, as a librarian with a G-string under the tweed." Clarkson on the Mondeo.