Tried finding a youtube thread (I am sure there was one). So many get posted here under all kinds of threads.
Some just don't fit under any particular thread.
I thought... HOW did this clip get almost 174 MILLION hits? Then I started watching it.... the Brady Bunch one got me in....
Evolution of Dance
The Collective Brain: The synoptic serendipity that comes when interesting thoughts from interesting and interested people get together. And the whole is always more than the sum of its parts.