Got legendary legs on my hunter, I'm now ilvl 852.
Got my first legendary finally, Magnum Opus, meh, but great stats, + lots of mastery, so I won't complain.
All classes 110, time to collect that delicious Aritifact Knowledge on them and not really play anything beside my Mage for a long time. >.>
Completely forgot about this achievement, so I hopped on over and bought the missing Netherwing drake, as I'd picked a different one, when I first completed that reputation grind.
And, to continue my mount acquisition, in pairs of two, this dropped for me today:
Third legendary get
Picked up the Pigskin, today, so I now have every obtainable Christmas item from presents, and if I remember to buy a token in a year, I'll not have to do the damned Grinch quest again except for the yearly shot at Ragnaros weapon enchant.
The Pigskin is sold in the Dalaran Toy store iirc.