This instrument is known by many names. Most commonly it is referred to as a Jews Harp. Other terms used include Jaw Harp and Juice Harp. The Juice Harp is played by holding the instrument between the teeth and or lips. You then pluck the metal reed with your finger. This simple instrument gives you an amazing range of tones and pitches just by varying your mouth shape and degree of plucking. Many of us were first exposed to this instrument by the most famous of all Juice Harp Players, Snoopy! Snoopy even has his own signature model of Juice Harp.