Queen of Bebop: The Musical Lives of Sarah Vaughan By Elaine M. Hayes EccoQueen of Bebop: The Musical Lives of Sarah Vaughan Along with Billie Holiday and Ella Fitzgerald, Sarah Vaughan is part of the triumvirate of classic jazz vocalists. Together they laid the foundation of contemporary jazz singing and, as such, helped shape all of popular music. Holiday has been the subject of several significant biographies, and there is at least one authoritative tome devoted to Fitzgerald, with another long-awaited one soon to follow.