One punched me in the face and broke my new glasses because hubby was for once trying to put his foot down and all I did was say "you know your father is right" *wham* a flying fit into my eye.
THAT would've done it for me. Physical violence is totally unacceptable. Whoever hit you would've been out on their ass along with everything they own.

You and Grant are WAY too good to those kids and they know it. It's time a backbone is grown and some rules set down. They don't like it, there's the door.