Here's my entry to the Challenge.
It's far from complete, but what I was able to do in 30 days.
Okay, I realize 30 days was too short a contest timeline!
http://www.youtube.com/watch?v=5wsyRYetDhQ
If anyone were to have prepared an entry, it can go as a response to the
announcement, as it appears that YouTube Groups are going away:
http://www.youtube.com/watch?v=uko84R52NXk