I used this diagram to convince my wife to marry me (j/k).
Buy the print by Nick Schmitz here. Have a good weekend!
Update: Sheldon Comics has a slightly different take.
Between 2009 and 2014, there were an estimated 17,968 visits to the emergency room for things stuck in a rectum. Here are those things’ stories.
For every family get-together I go to, it seems there are more kids running around. I know that they are related to me somehow, but what do I call them? Maybe this chart will help next time.