2017) Ai Weiwei designed the sculpture person in a dice for the exhibition Luther and the Avantgarde in Wittenberg to mark the 2017 quincentenary of the Reformation. The 2nd duplicate will show two dots when it picks up the first mark on the glass moreover the copied mark on the previous duplicate. Bieber sings the opening line, which was sung by Lionel Richie in the authentic model.