Well considering Chase is a bit of a playboy, he'd probably be like "Cute girl as girlfriend, on tv looks adorable, equals bigger ratings and for me personally the chance to show off some."
Tamaki would totally disapprove of this and try to hook her up with nicer people.
Ester I thinik would want to know what Rochelle is really like. She's trying to move away from anything to do with contests and trying to gain a better understanding of how trainer/pokemon relations make the growing of an Egg pokemon's personality change.