Well i left just before ulduar hit (shame) but I have a lvl 80 druid/pally and hunter.
Since Cata is going to rework a lot of zones I have decided to come back as either of those three.
Basically I have end game raiding in mind as I rarely PVP so what seems to be the most fun out of those 3 with all the changes coming into the xpac. And it would be a enh shammy/resto offspec