Yeah, because he speaks badly... but not like Rabi. I read the translation of a chapter of Sensei no Susume (manga) once... the boy worried that the baby, who was kind of feminine, would grow up to be like... a gangster, I guess, and there was a way of saying your name... anyway, that's how Rabi introduces himself. xD It's really bad.
Yes. Six episodes of added stuff. Here's a knife, feel free to use it on anyone but me.