What is opera song from stepbrothers?

The opera song from the movie Stepbrothers is called "Por ti Volare" which means "I will fly for you" in Italian. The song was originally written and performed by Italian tenor Andrea Bocelli in 1995. In the movie, the song is performed by the characters of Dale and Brennan, played by Will Ferrell and John C. Reilly, during a family dinner party. The song is a classic Italian opera piece, known for its soaring vocals and emotional melodies. It has been featured in many movies and TV shows over the years and is a popular choice for weddings and romantic occasions.