update:
I found a second commercial, dealing with the same principle:

old post:
This Talk Talk commercial is being praised for the good idea. I also like it:
But it’s obviously not the idea from the agency Clemmow Hornby Inge or from the director David Frankham, but from the director icon Michel Gondry.
Don’t get me wrong, I like the conversion from Talk Talk. The choreography is even better, but I think that the source of inspiration should be mentioned.
another blogpost of mine about Gondry | via freshcreation