Confusion around xxx tentacion will money

As many know the death of musical artist xxx was a tragic .In his music xxx talked about death and if he was to die he would be ready.With being ready xxx around november of 2017 created and signed his will but being a young and upcoming artist with no kids xxx signed off that all of his money with go to his family of just a mother and brother because he believed he had no children.  and he didnt know that the female he had sex with was pregnant with his child.