Ok my nice is 4 and she tattle on me and IM Only 21?

ok my Nice's is 4 and she tattle on me when i say something then she go out and tell my mother on me and my mom came in and yelling at me fro no re son and that then i get tin to trouble with my mom and that and i tell her to do something then she get mad at me and give me dirty look what should i do a bout she only 4