Are we being unreasonable with my in-laws?

first of all you is right if they going to be rude towards you & your family that are being very supportive & nice to you & your husband . Then you dont need ya in-laws tell them to grow the **** up . they rude & dont care bout nothing but their selves . & i mean if ya sis & law dont like yu wut is she coming for if she dont respect yu she shouldnt be able to come in your house i know that your husband sister & all but i mean she got to respect you , your his wife .