Jazz band is a co-curricular ensemble open to all members of the Joliet West Band program. Specialty instruments such as guitar and bass are open to anyone based on audition. The ensemble meets weekly on Tuesday nights. The ensemble gives multiple performances throughout the year at various venues such as The Quarry, Heroes West, The Jazz Showcase and the annual spaghetti dinner fundraiser. Performances, masterclasses and field trips this year will be virtual until further notice.