He'll probably be like... eww, what are you doing to me?
Ahhh, the beauty of not hitting puberty :-P

And actually, more for the sake of argument than anything, you CAN say that the first was better than the 4th. Why? Because when we saw the first, it was all new (as far as a Naruto movie plot) so naturally, it seems better to us and we liked it more than the others.