Waterfall Family Tree

I am a pretty big Futurama Fan. I may have seen every episode about 20 times. However, most of the time I do not really pay attention. Recently I noticed that some of the minor characters are related to each other. Actually, the are relatives. I am talking about the Waterfall family. Members of the family are usually hippies and it is not a 100% clear how they are related to each other. After watching some of the episode that include the Waterfall family I realized that every member of the family tree dies soon or later. It totally crushed my mind that I never noticed this before. I know that this has already been noticed by others. However, I decided to make a little family tree so here it is: