Not sure if you are referring to this:

ES Toys lists info for the 13th and last volume of SEED DESTINY. It's scheduled to come with an approximately 40 minute "special episode". Also included is "SEED DESTINY The Making", a collection of videos shown at the Tokyo International Forum during the October 3rd 2004 festival premiere event, which included comments from the director, composer, and cast. The release date is February 24.

Taken from Gunota Headlines