Graduation visit
Once you have more than one child your time and care is immediately split, and you’ll find yourself torn between who you should be with and what you should be doing. This doesn’t stop when your children grow up, either, as this woman has found out.
I don’t think there’s a clear cut answer here. Her daughter has obviously had to live her whole life often being second place to her brother and her needs and maybe thought that this one occasion should be about her. On the other hand, dealing with a child with additional needs does mean priorities are different.