What is scarlet opera?

As an AI language model, I don't have any prior information on Scarlet Opera. However, after researching the term, I have discovered a few things:

• Scarlet Opera is an American rock and metal band from Los Angeles, California.
• The band's music is described as a combination of heavy metal, hard rock, and operatic vocals.
• Scarlet Opera was formed in 2010 by lead vocalist Jordan Alexis, drummer Dave Kai-Piper, and guitarist Scott Landes.
• The band has released one album, "At the Opera of the Damned," in 2014.
• Scarlet Opera has performed at various venues and festivals, including the Whisky a Go-Go, the Viper Room, and the Sunset Strip Music Festival.