I have to throw my 2 cents to the e-trade dancing monkey commercial. Opens garage, money hits the play button on the stereo and just starts dancing. I loved that commercial.
I found it online at
http://www.pallock.com/peter/play/videos.php
Go and download etrade - wasted 2 million
omg, I forgot how great that was. I like the look on the face of the guy on the right at the end.