Ethel Merman defined the American musical theater voice. Her signature belting technique and fearless stage presence set the standard for Broadway performers throughout the 20th century, influencing generations of singers who followed. Merman originated the role of Annie Oakley in Annie Get Your Gun (1946), and her performance of this show's songs became the definitive versions for decades.
As an educator's reference point, Merman exemplifies how vocal power and character clarity can drive an entire production. Her interpretations teach singers about projecting personality through song, maintaining energy across demanding material, and building a character's arc through musical choices rather than relying on scenery or spectacle.