*grins* Jolly good then! I always feel a little bad when I hijack fics from people, but sometimes... can't really help it.

Mm... True, Sai does seem to reserve the cruder comments for Naruto. Maybe it's an "army" thing? Like how in the army movies EVERYONE makes liberal use of the word fuck and all that. So Sai, being completely oblivious to social norms, thinks that's how two guys in a military type setting SHOULD interact.