JWT Beijing has released an impressive video of Bruce Lee playing ping pong with nun chucks to promote the Nokia N96. I think this is the first 'viral' I've seen coming out of China and it's certainly on it's way judging by the view count. Be sure to check out the beautifully crafted website as well.
Even if you think the Simpsons have gone on for too long you appreciate things like this. Fox have been embracing Yotube much more lately allowing clips to get stay online instead of taking them down right away.
And if you can't get enough Mad Men you can watch real Ad Men talk about ads on The Gruen Transfer. A show that's dying to be franchised across the UK, USA and Brazil.