Actually, I'm half wrong. It premiered in England, but not in London (it was; however, produced by the RSC).
The show was produced by Friedrich Kurz and the Royal Shakespeare Company and had its first four-week run beginning on February 13, 1988 in Stratford-upon-Avon, where it received mixed reviews.
"There's nothing good on. The media hates Christmas. The media loves vampires, though. Maybe they will show a Twilight Christmas."
-Danmeg's 10 year old son.