Quote:
Originally Posted by rman0099
Yes, Itachi did learn MS from a third user. And that user is......
Wait for it....
Uchiha Madara!!!! Who is the real leader of Akatsuki. 
You see, things didn't start to change in Itachi until after he was in Anbu. One day he was on a mission to investigate something and ran into Madara who saw his potential. Madara then invited him to join Akatsuki ... |
And then they had hot chocolate and croissants ... then ate some buttered scones as they plotted to conquer the world. However they ran out of scones, and the only way to make them was through the concentrated chakra of all bijuus combined.
My plot > Kish's.