Jews' Harp, also known as Jaw Harp or Mouth Harp, is a musical instrument played by vibrating a metal or bamboo frame held between the teeth or lips and plucking a tongue or reed attached to the frame. It is one of the oldest musical instruments in the world, with evidence of its use dating back to ancient civilizations in Asia and Europe. Despite its name, the instrument has no religious or ethnic affiliation and is played by people of all cultures. Other names for the Jews' Harp include ozark harp, juice harp, morsing, guimbarde, and vargan. Regardless of the name, the Jews' Harp can produce unique and hauntingly beautiful sounds for music enthusiasts and curious listeners alike.