As mentioned, I had a word to greener_books_london about the unholy price they were asking for that Buffy book.
Here's what they wrote back (Tuesday, 9 March 2010 8:20:22 PM):
As of this writing, they still seem to be working on it:Dear Hogg,
Thank you for your email; this is a software error and we are working to get
The Greener Books team