[He'll give her a bit of a look, but it's more exasperated than anything. You've been eating junk food for weeks, Ecks. Eat something substantial first. John doesn't stop her, though, just clucks his tongue.]

Mm... Have you got any specialized equipment to help you make it through there, then? Ropes or the like? That'll come in handy, if you do. Otherwise, just make sure you go very slowly. I don't want you getting hurt.