Question: Allan Sherman's biggest hit single was  a comic novelty to the tune of a short ballet and act 3 finale of what opera?
Sentence (from "Allan Sherman"): Allan Sherman (born Allan Copelon; November 30, 1924 – November 20, 1973) was an American comedy writer and television producer who became famous as a song parodist in the early 1960s.
Relevant evidence: Yes