That place seems to be a regular battle ground rather than a place for children to play.
Nothing good ever happens at Chuck E Cheese after 12.....noon
Baby mama drama. It's more of a reflection on our lack of morality today. The guy is there with a son mothered by God knows who along with a "new" girlfriend. His old girlfriend comes in and goes ape because she's not part of the family. Who knows what the relationships are nowdays.
I don't think it happens very frequently but when it does it get more publicity because of the juxtaposition of family and fun with violence and drama.