Provided she is telling the truth, that is not the way to talk to customer.
The stall is manned by Chinaman and Vietbu. I'm not sure if Chinaman would use the term "bitch". He might have said sha bi, and bi sounds like bitch to the Burmese.
Anyway, using Google as the authority is stupid. Google doesn't own the shop. It's not for Google to decide what time they close shop.