The special ending on youtube
http://youtube.com/watch?v=r0aHnMjfVyE&mode=related&search=
http://youtube.com/watch?v=g31X2fyuGaA&mode=related&search=
http://youtube.com/watch?v=dCb3B8NxviQ&mode=related&search=
It seems to be an english patch of the Japanese GBA rom so the dialogue seems to be different. I've never seen this ending before so I don't know if Celes' or Edgar's endings play out like they would, but Setzer's lines do seem to be different.