- Big Lipped Alligator Moment: the Nightmare Song.
- Cliché Storm: The song "If You Go In/You're Sure To Win".
- Hilarious in Hindsight: As of 2010, Great Britain is ruled by a Liberal-Conservative coalition.
- Protagonist Title Fallacy: Iolanthe has an important role, but she's definitely not the main character.
- Tear Jerker: When Iolanthe pleads her case to the Lord Chancellor, and then when her plea fails.