Singing is a form of vocal expression that can take many forms. Chanting, which is a type of singing that involves repeating words or phrases, is often used in religious ceremonies and rituals. CHORUS singing is a type of group singing where multiple voices sing the same melody in unison. SCAT singing is a type of jazz singing where the singer improvises syllables and words to create a unique vocal solo. All of these forms of singing are popular and have been used in many different genres of music.