So the Worst Couple Ever lost their nanny - TFB!
The kids are just props anyway, like the dog “Bo”. They are part of the background scenery, little cardboard cutouts to show the Current Occupants are somehow “real” people.
The kids may have been better off if they had grown up feral on the streets of Chicago. However harsh, they would have some idea of the real world.
Portuguese Water Dog does not speak “Traditional American” in any language. He and his family are a media fabrication right down to his fake Christian religion.