Dirty Potato Chips Sour Cream & Onion - Pack of 12

It states pack of 12 not 1. Update: I received a refund but would have preferred the chips. That one bag was very good, a tad salty.

I AM VERY UPSET - I THOUGHT I WAS BUYING A CASE OF CHIPS AND I ONLY RECEIVED ONE BAG OF CHIPS. VERY UPSET!