Crusade: What the Hell Happened? is a limited edition series of books written by J. Michael Straczynski for the Babylon 5 spin-off series Crusade, containing the scripts for the series plus extensive behind the scenes material. As of the end of 2013 only the first volume has been published though the [www.cafepress.com] print-on-demand store. The other volumes are expected, but will be published through other channels.