His character was just supposed to shrug off his dad leaving again and he starts to but then Will goes off script. That whole speech is coming entirely from him. The hug at the end is also genuine, actor to actor not character to character.
brb crying foreve.
That awkward moment when you learn that this wasn’t scripted. That Will Smith’s character was actually supposed to brush...
It really is sad when a parent walks out on their own kid.