This story was posted by Pat in "Just Chat . . .", the most dangerous thread in the Galaxy Zoo Forum.
It seems too lovely to be true. But Doubting Alice's voice got drowned in the music anyway. Besides, Sir Patrick Moore has played a duet with Einstein . . .
I won't write any more. Just read and enjoy!
Update: A knowledgeable friend isn't convinced it's true either. I would have liked some dates, other people there (he wouldn't have had to name The Hostess!), some details to boost the authenticity . . . What do you all think?