Sakura: Where's Naruto?

Sai: Doing stuff

Sakura: I don't like the sound of that. Where's Kakashi?

Sai: Trying to stop Naruto from doing the stuff

Sakura: And Sasuke?

Sai: Trying to stop Kakashi from stopping Naruto from doing the stuff

Sakura: I see, and what are you doing?

Sai: I'm supposed to be stopping you from stopping Sasuke from stopping Kakashi from stopping Naruto from doing the stuff.