I just found @Kat in-game, playing some kind of board game with a guy named Mr Creasey. Not sure if I should be jealous.
We missed killing Kel-Thuzad by about a minute thanks to the server restart. To this day, he's the only raid boss I haven't defeated out of all of the Vanilla/BC/WoTLK/Cata bosses.
This was when MoP launched - Orgrimmar was unusable:
Playing a rogue often meant that I was top of damage done and damage taken. Nobody heals rogues anyway...
Bear Nipple vs Stormwind