An eight-piece band, also known as an OCTET, is a musical ensemble consisting of eight members. It typically includes a variety of instruments such as guitars, drums, keyboards, and horns. The members of the band usually work together to create a unique sound that is distinct from other types of music. The eight-piece band is often used in jazz, funk, and rock music, but can be used in any genre. The eight-piece band is a great way to add depth and complexity to a song or performance.