Ruggero Leoncavallo was an Italian composer born on April 23, 1857, in Naples. He is best known for his opera Pagliacci, which premiered in 1892. This work is famous for its emotional depth and the famous aria "Vesti la giubba," highlighting the struggles of a clown. Leoncavallo studied music in various cities, including Bologna and Milan. Throughout his career, he composed several operas, songs, and orchestral works, but none achieved the same level of fame as Pagliacci. He passed away on August 22, 1919, leaving a lasting impact on the world of opera.