Speaking as this comm's resident Turkish get-up evangelist: it is an awesome, awesome exercise.

It does wonderful things for shoulder mobility/stability (which I especially appreciate as I'm a climber), but it also works pretty much every muscle in your body on the way. And it works balance and concentration, too.

Handy video that breaks it down into separate movements and drills them individually:

http://www.youtube.com/watch?v=RqyIuFIdgRk