Santa Claus Group Samichlaus and his assistant Schmutzli, the sinister Hyde to the Swiss Santa Claus’s Jekyll, meet regularly in autumn. On December 6 (Saint Nicholas Day), children and parents at Diepflingen village give members of the Santa Claus Club—who are dressed either as Samichlaus or Schmutzli—nuts, mandarin orange, chocolate and a dough pastry in the shape of a mannequin