Mother-in-law - is a mother of wife and at the same time a relative who appears as a result of a marriage. Mother-in-law has a special role in Russian culture. In Russia mother-in-law is traditionally considered as a character of national fairy tales, stories, proverbs, songs, jokes and other works of folklore. Usually son-in-law and mother-in-law have very special "tensed" relations and mutual "dislike" which often masks under a sweet affected smile and words. As mother-in-law is a representative of "other" clan, therefore the attitude towards her is corresponding.