Because I am the one that died and whose death is at the root of Sirius - my best mate - being branded a traitor. Yes, you should address it since we named him as your godfather and you "lived it," but you didn't. Look, those fucking books might be called Harry Potter and the So and So, but this was my death and your mother's that lead to what happened with him. I'm manning up and finally tackling it head on.