Hmm..I'm not the greatest trainer at all, but I would say no and interrupt the behavior and change his position, ie "No!", then hand to someone else and/or put him down immediately and redirect him to doing something else.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |