danny nguyen answered question 11/21/2008 My Boyfriend Has A Beautiful Daughter With Down Syndrome. However She Is Extremely Mean. She Is Also Determined To Always' Have Her Own Way Even In School And If Not Look Out. Is This Normal Behavior ? Yeah, there is this 1 kid in my school with that problem, he gets mad at teachers when they make other kids and him do stuff that he doesn't like. And he doesn't know how to react to other people, too