Embarrassed and Humilated by unprofessional security

I was most upset Mr price clothing in Tygervalley Im always in ther being base in Tygervalley recently and twice. I shopped and as usual i produce my receipt to the security .Then she asking can she see my shopping back which has my lunch nag and my books in. I was most embarrassed as there werevitye customers to. I let it go then last tuesday the same thinga happened and i told her this doesnt even happed at pnp. Butbvery cheeky about it and arguementative i just walked out very upset and humiliated . ***