Sweety, there is no reason to disown your dad. If he is being way to strict, or treating you unfairly, just remember he is doing it for your own protection.
because he said that she turned fast and the show changed her from beautiful smart young lady to a mean nasty fast woman
Dads dad
Your dad is your father Your dad's dad is your grandfather Your dad's dad's dad is your great grandfather.
I would love to answer this question however I have never had sex with your dad try asking someone else in your area