Well. That was the quickest way to pull on Rose's heartstrings. Given she was pretty much borderline sobbing uncontrollably herself about missing the Doctor.

She protectively cuddled Kohaku, even while throwing a tantrum herself. "And heaven said you couldn't?! What kind of rubbish is that?! That's not heaven then! I'll kick whatever God thinks he runs that place in the face!!" she will, just watcher her. "Come on!" She set the tiny angel on her shoulders. "Let's find him!!! And if he's not here, then we'll kick our way to wherever he is!"