Hell no. This is probably blown out of proportion. Youll go in tomorrow and itll be fine.
But as a precaution read your job description and contract for info about that. As in the unlikely even of you leaving, itll be hard for you to get her to give u a copy.
Ive done this before for someone once - If you want someone to phone them up in a way thatll intimidate them slightly, let me know. As she shud know what he said is wrong.
Did u stand up for yourself to her?