Personally, I don't think it prudent at this time to comment or respond in this regard.
However, I believe their conduct could be viewed as unbecoming of a Chef (i.e., 'none' of them are 'Certified' (USA or Europe..[I'm a retired CEC]), Chef's by the rules & bylaws of the American Culinary Federation [ACF], and/or other Affiliated European Associations).
In my humble opinion, celebrity chefs can certainly 'project' themselves on TV (and need to 'tone-it-down'),and can be are more photogenic than say....real professional chefs "of the toque blanche'.
Just my
Read More: http://www.msn.com/en-us/foodanddrink/restaurantsandnews/the-13-most-infamous-chef-feuds/ar-BBoSyI4?li=BBnbfcL#page=1