Ghost note (of Motown), Rocco Prestia (for Tower of Power), and Chuck Rainey (for Steely Dan, Aretha Franklin, and others) all include "tons of ghost notes done right" in their playing. In vocal music, especially in musical theater, a ghost note represents that the lyrics must be spoken rather than sung, retaining the marked rhythm but having indeterminate pitch. Notes with value less than a half note use an "X" instead of an oval as a note head. Occasionally a half note or whole note is represented with an open diamond note head, often representing a scream or grunt. As an extreme
Time signature The meter is a simple time signature that represents three quarter notes (crotchets). It is felt as "Compound": In principle, comprises not three groups of two eighth notes (quavers) but two groups of three eighth-note (quaver) subdivisions. It is felt as These examples assume, for simplicity, that continuous eighth notes are the prevailing note values. The rhythm of actual music is typically not as regular. Time signatures indicating "two" beats per bar (whether in simple or compound meter) are called "duple meter", while those with "three" beats to the bar are "triple meter". Terms such as "quadruple" (4), "quintuple" (5),