Interlude from the opera "Kleider machen Leute" ("Clothes Make the Man") op. 12 Interlude from the opera "Kleider machen Leute" ("Clothes Make the Man") op. 12 Main opus "Kleider machen Leute" ("Clothes Make the Man"), opera in a prologue and 3 acts, libretto by Leo Feld, based on Gottfried Keller op. 12