Quote Originally Posted by DarthEnder View Post
Yeah, seems like maybe they should have done this Jirayia mourning into sage training thing before Sasuke went after the 8-tails, that way Naruto could have been training while the series was telling us about other stuff.
Not a spoiler since it already aired....

This training, in the manga, took place between scenes of Sasuke's battle with Killer Bee. Before and after.

So yes... you hit the nail.