Oh kitty (((hugs))) your poor daughter. I don't know what to say.
Well I know what I would say but given that your idiot has no shame, it's going to be hard to get at him, as he clearly would not worry about showing himself up as the A* H* he is and might make even more trouble.
Could you daughter's friends and ?siblings make sensible and measured condemnation of his nastiness?
Change the name in a tv show /movie title to the above user username
Twenty pounds ! What will you receive ?
on behalf of you and your DD.