T-mobile, Welcome back

T-mobile are probably the best example of a flash mob with commercial purpose, and one of the first ones with the T-mobile dance one year ago.

This one is still on the same track but refreshed in a very nice way and going one step further switching from dancing to singing:



Conclusion: once you get a strong communication tool it's not necessary to change it but just give it some freshness and make it work for you more than once. People like to follow good stories and it's engaging. What's more they will share the story with others. ("Life's for sharing", indeed!)