While La jolie fille was in rehearsal, Bizet worked with three other composers, each of whom contributed a single act to a four-act operetta Marlborough s'en va-t-en guerre.
Durante os ensaios de La jolie fille de Perth, Bizet estivo traballando con outros tres compositores, cada un deles contribuíu cun acto da opereta en catro actos Marlborough s'en va-t-en guerre («Mambrú foi á guerra» ).