Unpublished? Consider the Frontlist.
Monster bash: Rupert’s crocodile tears
The queen of bel canto: Happy birthday, La Stupenda
Marydell's favorite (and one mine, too): Introducing Wuthering Heights
Update: Most of these links were corrupted. The always-alert Dave Lull informed me of this. I have repaired all but one, which I couldn't find. I couldn't find the Joan Sutherland one, either, but replaced it with a very good substitute.