I cheated a little, 1 of my locks is 70, but it's ok, his gear sucks.
4 locks are level 62 + 70 lock

Gargolmar
http://www.vimeo.com/1237298
Description: My 70 didn't start attacking till near the end of the fight.

Omor
http://www.vimeo.com/1239240
Description: Vert straight forward, space out, don't use felhunters, the boss goes after u (if he gets spell locked) and starts pounding on you.

Nazan & Vazruden
http://www.vimeo.com/1239276
Description: Vazruden dies in seconds. Nazan's fire bombs suck, i probably should have spaced out. Backlash? i think it is comes in handy, fire immunity proc.