"Would you shut up?" Harry hissed, elbowing Ron sharply. "We don't want to ADVERTISE where we're going!" Even if he wasn't thrilled about the idea, either. Harry made a face and then shook his head. "Prefect's bath sounds fine. I'd rather there and just risk Myrtle popping in than go down into the Chamber." It had less bad memories attached, really.
He threw Hermione a look to see if she was going to argue in favor of the Chamber. He'd likely give in if she had a good reason - but he hoped she didn't.