"Nobody ever gets an idea that things work a certain way here, to be honest," Katara admitted. "I'm not trying to make you angry, I'm just picking, to be honest. I would get you out of here, though, if only to make thins a little less awkward."

Which would have made sense if Katara hadn't taken Cagalli and kissed her full on the lips, just to make sure GLADOS let them out.