Celebratiory event for Croatia’s addmitance in EU was is biggest and most demanding multimedia event done in Croatia to date.Total projection area covered three buildings totaling surface area of 3000 m2 and lasting over sixty minutes. Seven Barco FLM40 projectors were used, 40 000 ansilumen each. Projectors were controlled by a proprietary software and media server which were also used for image blending and perspective correction. For the first time in Croatia real time 3D mapping was used to provide a multimedia support for 2 Chellos concert. Ceremony also contained a live feed form government’s social networks that was projected on the surrounding buildings. Entire production, from video arrangement to 3D content was done by Pixel design.