I need t' tell ya abou' somethin' dangerous in the 'ouse. You're the experts, you an' your brother. I'm sure you've dealt with the sort before, but once I tell ya, I gotta ask ya t' leave it alone.
[He's very quiet for a long moment, thinking back to the last few times he ran into a vampire. To be honest, it's a good thing he knows before Dean. He's way more likely to let the thing live.]
[He knows it's ironic all things considered, but he doesn't like the idea of a vampire running around unchecked. Or Rose running around with said vampire.]
[He sighs and shifts. Normally, under any other circumstance, he would have given her the third degree. But it's late. And he's tired of this house and all the shit it dumps on them.]