Come down, Lafrenze, into the underworld
Come laugh at Eurydice
For while you could not have Orpheus
Never again will she

Ahem. Anyway, this was brought about by listening to The Witch and Lafrenze by Sound Horizon, and Sukone Tei & Kagamine Len performing The Happiness and Peace of Mind Committee.

The progress video is here: http://youtu.be/OvYm-g2WbnA