In 1997, Hoffmann's musical Brel - die letzte Vorstellung (Brel – the last performance), which he had written with permission of Therese Brel, the widow of Jacques Brel, received its world premiere.
În 1997, penru lucrarea Brel - die letzte Vorstellung (Brel - ultima interpretare), scrisă cu permisiunea doamnei Therese Brel, văduva lui Jacques Brel, a primit premiul mondial.