The Zither Three here at the Palm Beach County Fair. They didn’t know “Stairway to Heaven” but it would’ve sounded great on three zithers. Like a guitar, a zither is played by plucking its strings with the fingers or a pick. Today, there is controversy about whether a zither is an autoharp (the more common term for this instrument,) or whether an autoharp is a zither. Here is what is sounds like. These three appear to be playing 21 Chord models like this one. Zither Hither, Ladies!