Cloud shouldn't be here, not in his condition but there was no way anyone or even Zack was going to talk him out of it. So he crouched next to the blond and held out his megaelixir. Even though he'd gotten it earlier, Zack didn't need it like others seem to and he'll nudge it into Cloud's free hand if he has to.

Then he stood and faced Tifa, both hands resting on his waist as he debated what to do next. "I don't know what's gotten into you, Tifa, but I think that disrupting this ritual might be exactly what you really need."

Especially considering the fact that she's teamed with Sephiroth for this there had to be something influencing her. It's not something he says out loud though because the others don't need to know that the silver-haired general lost his mind once before and it's a good chance that he has again.