Are Feist and Verona both singers?
Feist (singer) Leslie Feist (born 13 February 1976), known professionally as Feist, is a Canadian indie pop singer-songwriter and guitarist, performing both as a solo artist and as a member of the indie rock group Broken Social Scene.
Giovanni Velluti (castrato) Giovanni Battista Velluti, colloquially "Giambattista" (28 January 1780 – 22 January 1861), was an Italian castrato. He is also considered "last of the great castrati" and had a reputation of being something of a diva, with some singers refusing to appear with him.