How many movies have Eugène Scribe and Felice Romani collaborated on?

They have worked on 9 movies together! Their first movie together was L'elisir d'amore (1947) while their highest rated movie together was L'Elisir d'Amore (1991). They have not worked together since Donizetti: L'Elisir d'Amore (2018). They are most known for their music films together.