If you are part of any type of minority, female, black, etc, you can explore the discrimination angle.
The matter in which your superior behaves toward you could be also be considered harassment.
What led the store manager to turn on you that way?
Do you work for a large or small company? If large, have you tried HR? Most HR departments, if they are in any way professional, would certainly condemn a supervisor giving your personal information to other employees in order for them to ridicule or harass you.