You are completely right there - if he can't be bothered to do his job, which includes talking to owners and returning calls, he has no room to say anything, and at this point, if he did, I'd be tempted to say stuff it.
She is a mess trying to take it too. It must smell bad. Okie didn't like it either. Tomorrow I'm going to mix each scoop up with apple sauce in a 60 cc syringe and see if that is easier.