Related Clues:

• In opera they sing it, or belt it out
• Making a comeback, hairy swimmer heads for Blasket Islands lagoon for musical script for Riders to the Sea, for example
• Writing of W. S. Gilbert
• Opera’s words
• Contribution of Gilbert, but not Sullivan
• Look to include unusually bitter words to score
• Left bitter, possibly over text
• Book of words: 'Release upset marine mammal'
• Script of a musical drama
• Book for music: TS Eliot losing special composition about brother
• Book that shows the score?
• Look to conceal terribly bitter text
• Retiring Hammy Hamster-like creature after the first book
• Trio belt out part of opera
• Lyrics discovered in jotter Bill returned