have to say/say

[Bridget]

What difference in meaning and/or use would there be between these, IYO?

Go into your bedroom and stay there till your father gets home. Let's see what he has to say about your behaviour today.

Go into your bedroom and stay there till your father gets home. Let's see what he says about your behaviour today.

[rems]

Well first thing I think when I read your question andthe second thing I think is..

A) Let's see if he actually has something to say about it

B) Like they know that he will say something so wait and see what he does say.