Conversation so far:
What is Enchant by Emilie Autumn?
Enchant is the debut studio album by Emilie Autumn, originally released on February 26, 2003, by Traitor Records and re-released on August 17, 2007 by Trisol Music Group GmbH

Question: Who did Autumn collaborate with?
Self-contained rewrite: Who did Emilie Autumn collaborate with in 2001–2004?