To 2 box 2 70's or 2 box a 70 and an 80 (who is out of group)

[uberhoser]

So I just finished 2 boxing my main (ret pally) and a Shammy healer. YAY !

Now my question is this. Do I use that healer to boost my Feral Druid (and other toons)? Or go Hunter/Healy Druid (Both 70's) :S