Dee ihe na-aga n'ihu maka paragraf a - Site n'ọtụtụ ọrụ ihe nkiri ya, ọrụ ya dị ka "Mackie Messer" ("Mack the Knife") na ụwa mbụ nke Bertolt Brecht's "The Threepenny Opera" bụ ihe kwesịrị ịrịba ama. Emere ihe ngosi a na 31 August 1928 na Theater am Schiffbauerdamm. N'oge ahụ, a na-ewere Paulsen dị ka onye Brecht na-asọpụrụ. N'afọ 1938, Harald Paulsen ghọrọ onye nduzi nke Theater am Nollendorfplatz na Berlin, bụ́ ebe a na-egwuri opera n'oge ahụ. Ọ na-eduzi ma na-arụ ọrụ na-abụ abụ. A manyere ya ịhapụ ọkwa ya na 1945, mgbe Agha Worldwa nke Abụọ biri na Europe
Ọ dị mma. Paulsen pụtakwara dị ka onye na-eme ihe nkiri n'ihe karịrị ihe nkiri ogbi iri abụọ. Ọrụ ya gara n'ihu n'oge ihe nkiri a na-ekwu okwu ma ọ pụtara ihe dị ka ihe nkiri iri itoolu.