Hi mommies I need a little advice so I'm pregnant with my second child and my first child (he just…

Hi mommies I need a little advice so I'm pregnant with my second child and my first child (he just turned two) is driving me crazy, can he since a baby is coming? What is going on which this sudden change of behavior? Please help.. The crazy thing is he is a perfect little angel with Daddy but as soon as I get home he turns into Tarzan again like omg..