I agree with those who’ve said she was probably supposed to be a bit comic, kind of no shits given, ideas above their station, bitchy MUA (brummie accent would have helped) but she came off just rude and hostile. The ‘you don’t look it’ should have been doubtful and accusative and the ‘how lovely’ a smile while you say it then drop the smile “couldn’t give a tit love” comment where the person On the other end can’t say for sure of it was rude.
That’s how I see it but she totally missed the mark and they probably didn’t want to reshoot for the sake of a few lines from an extra