Meaghan Heath, mezzo-soprano Meaghan Heath, Australian-American mezzo-soprano has continued to gain acclaim as a promising young opera singer.     Rebecca Heath, soprano Rebecca Heath, Australian-American soprano has continued to gain acclaim as a promising young opera singer, possessing a dramatic stage presence, warm lyric tone and sensitive musicality.     As a Duet Meaghan Heath, mezzo-soprano and Rebecca Heath, soprano are young, up-and-coming Australian-American opera singers, performing leading roles in opera productions in their native Texas and around the world. But as far back as they can remember, they have always been The Heath Sisters, performing duets for audiences with the kind of vocal compatibility and harmony only achieved by siblings.   Copyright Meaghan and Rebecca Heath 2015