Not trying to discredit what you're saying but some of these issues could be cause by delays in their feed. It is not at all uncommon. Again not saying that is what this is but I do know for a fact when people started jumping most news stations put significant delays on the feeds.
Sure they believe she existed but when they are sick they go to the doctor not his mother for help.
I would guess he is a marshal (usher), assistant or something like that sent to meet them at the door.