Deathy's identity crisis will be over before Cataclysm, according to Nethaera. His days of thinking he's Grunty the Murloc will be over once he goes through "rehabilitation" of some sort. Judging from the words Nethaera uses, Deathy will be fixed in patch 4.0.3.
BlizzCon 2010 is over! WoW Insider has all the latest news and information. You'll find our liveblogs of the WoW panels, interviews with WoW celebrities and attendees and of course, lots of pictures of people in costumes. It's all here at WoW Insider!