The son kept his mother on the phone as "trash" and demanded alimony from her, the court ruled that she is not a walking ATM - voila! Of money. A quarrel between a divorced mother and her teenage son led the son to move to live permanently with the father and become severely estranged from the mother.
The court got the impression that the father wanted to commemorate the separation, and he even excluded the mother from the son's bar mitzvah celebrations. The ruling applies the ruling that stated that a parent is not just an "ATM" for child support payments.