Question: Ock Joo-hyun has participated in which musical written by Frank Wildhorn based on the book of the same name?
Sentence (from "Ock Joo-hyun"): Ock Joo-hyun (; sometimes spelled Ock Ju-hyun; born March 20, 1980) is a South Korean singer and musical theatre actress, known mostly for her role as the lead singer of the South Korean girl group Fin.K.L.
Relevant evidence: No