Having one of those Fridays where I'm staring out the window looking at all that snow and thinking of my poor lil' bike in the garage, all clean and gassed and nowhere to ride, utterly bored.
And then, thanks to the wonderful technology of the Internet, I found someone who apparently was once even more bored than I am right now:
http://www.albinoblacksheep.com/flash/noises.php
(have your speakers turned up, it's worksafe)
Enjoy,
-R