Who wrote opera Pagliarchi?

The Opera "Pagliacci" was composed by Ruggero Leoncavallo. Premiering in 1892, it is a verismo opera that tells the story of a troubled clown and explores themes of love, jealousy, and betrayal. The work is famous for its dramatic narrative and the aria "Vesti la giubba." It remains one of the most performed operas in the repertoire.