No one asked them to create this but filmmakers B Man and Luke are such great fans of the Wonderbra, and the nature of it's contents nodoubt, that they decided to get involved.
The result is this nifty piece of work that the lads are hoping may be picked up on by the brand and used for official viral or TV purposes.
The irony is that Wonderbra is unlikely to pay the creators when the ad has already become a viral success on it's on own terms. In just three days it has been seen by more than 27,000 viewers.
The "ad" uses the age-old visual trick of the revolving spiral that, when stared into for a while, can make the following image appear to move as well.
See for yourself in this witty take on the product with apparent magical qualities.