That one PA law that pops up on /r/legaladvice all the time about terrible parents being able to sue their children for financial support.
So parents in Pennsylvania can sue their kids to make them pay for their eyeglasses they had in grade school? Or some other medical expense?
Old age support, like retirement home/medical expenses. There's a post every three months or so about kids who were beaten/abused in other ways as children being forced by the state to support their abuser.
Here's an example thread:
https://www.reddit.com/r/bestoflegaladvice/comments/4au8db/pennsylvanias_filial_responsibility_law_strikes/?st=jaa1ki0e&sh=1ebd2288