On the left Rebecca Madnick, meets with Rabbi Morley of University Synagogue in Brentwood California, on Saturday May 20 th 2006 as she is prepped for her bat-mitzvah.   When a child of Jewish decent reaches age 13 its traditional that a Bar Mitzvah for boys or a Bat Mitzvah for girls is held to celebrate their right of passage into adult hood in the Jewish religion.