On Thursday, March 13, 2008, I went to the Florence, KY Petsmart store to do my regular shopping and to return/exchange a Catit Drinking Fountain.  The purpose for the exchange was because the pump had stopped working.  I had the receipt and the product packed in the original container.  When the cashier asked for the store manager's approval, he looked at me in disgust and said I could not exchange the product because it was "too old" and that I'd have to buy a new one.  When I explained that I was a loyal customer and that I had been coming to this store for a long time, he rudely cut...