Done on Executus - EU with 3 level 80 characters with mostly Wrath of The Lich King gear.

Me and my friends got bored, started leveling alts but stopped at 80 and geared.
Next thing that happened was Anub'Rehkan's demise.

Armory links;
http://eu.battle.net/wow/en/character/executus/Neffib/simple
http://eu.battle.net/wow/en/character/executus/%C3%84ckelfisk/simple
http://eu.battle.net/wow/en/character/executus/Treehuger/simple

Youtube;
http://www.youtube.com/user/Evuhlish?feature=mhee

Music used;
I remember - Deadmau5 & Kaskade