When my husband and I heard it we both thought the same thing, however, neither of us said anything at each other until after the event was over because we were "worlds" away doing our own things with the pack.
This is not the first time he has been hard on his own kid, however, we have never heard the words "jerk" and "stupid". The guy is hard on all the kids really. Sometimes he talks to them like they are little adults. Sometimes I think, "wow! That was harsh." but usually that is because somebody touched something of his or his kids without permission and he sort of freaks out at t