==>

ROSE: That was... odd.

ROSE: Even by Terezi's standards.

DIRK: She's fine.

ROSE: Doubtless. But wouldn't it be best to wait for her to return before discussing our future plans?

ROSE: Whether she likes it or not, she is a part of this goofy expedition.

DIRK: She isn't a part of this, though.

ROSE: A part of "this"?

DIRK: This.