In the 1950s when musical exotica was all the rage, Yma Sumac was a sensation – an Incan princess who astounded American audiences with her five-octave range and larger-than-life personality. This one-woman show is a passion project for Helpmann Award-winning cabaret performer and soprano Ali McGregor who, between vocal pyrotechnics, tells Sumac’s story and her own journey discovering this fascinating artist.