A stepmother’s plan to help her teenage stepdaughter celebrate graduation turned into a tense dispute with the girl’s biological mother, raising questions about roles and expectations in blended families. In a Reddit post, user crazy_red3 described how her 17-year-old stepdaughter, referred to as L, wanted to wear a traditional Navajo dress for her high school graduation . After plans to borrow one from a relative fell through due to family conflict, the stepmother offered to buy the dress