Well, you sure did pick a pathetic excuse for a teammate. Next time I'd suggest you reevaluate and choose someone with some better sense.

[He doesn't know what Sasuke's beef with Naruto is, but he doesn't really care- if anything at all he hopes Sasuke gets what he wants and kills the boy one day.]

I'd say getting rid of him now would be most useful, considering it opens up a spot for a new partner. [Vegeta knows all about disposing of his partners, trust him.]