Answer: kirstenflagstad

AnswerCrossword Clue
KIRSTENFLAGSTADControversial figure in music.
KIRSTENFLAGSTADFamous Elsa, Kundry, etc.
KIRSTENFLAGSTADFamous name in opera.
KIRSTENFLAGSTADWagnerian soprano