This airship is currently used for promoting the Despicable Me 2 movie in the United States, and of course, the name of the blimp is "Despicablimp".
The airship is 48 meters long, and was completely wrapped with a vinyl image, or to be more specific, with 1680 unfolded patches, having and average area of about one square meter each. The printout was 1.5 meters by nearly 1500 meters. 798 megapixles where used. The image unfolding was done by Lundström Design in Stockholm, and the production by Team Production Ltd in Gosport, England.
Here is a short presentation movie (recommended!). For more details, download the press release in English, or the press release in Swedish (PDF format).