[Theory] I have a possible theory as to what it is that itachi wants to say to sasuke

[MadaraHashirama]

Itachi: Sasuke, you little emo-***, go back to Konoha biatch and finish my duty.

Too bad Itachi will die before he can say it

 

[Otari]

Kishi would draw this out for a good month or 2 O_O