Beau makes the mistake of looking down at herself first, when the hippo gestures in her direction. Just in case he's doing something to the ground or stone of the fountain... But there's nothing there.

"No wonder," she starts saying, a little cocky as she continues insulting his presentation. Then the rising water begins to splash, and she hears it. Whirling around, noticing the water, and dodging in time to avoid whatever he's doing with it.