http://i.imgur.com/JUyn9iU.jpg
Vestige changes loot options right before the bosses both die.
Vestige loses roll on carapace, at which point he bitches hunters can't use it anyways.
http://db.valkyrie-wow.org/?item=12903
Vestige's guild mate, Ayunie, then decides they want to roll on it as well. They win and state they want to give the item to Vestige instead of taking it for themselves.
Shits classic.