Mousse

I went to clicks on Friday 30 got 2 of the mousse make up when I got home only to find out I have got a wrong one for my self so I took my old one just to show them that I got a wrong one for my self and I didn't wait long to get back to the store but when get there the same day the cashier that helped me I give her the make up telling her that it's the wrong one and she opened it and told me that it has been used they can't take it back and I said please can I see a manager because I didn't use it then the manager was not at the store so I left my slip of the make up and I left the mousse and my contract number but I didn't get a call from them on Friday as I got back there on the following day in the morning went to the cashier that was in front I said can I see the manager about the mousse that I left here yesterday she said oh you that mousse girl but I did leave my name and my contact but she couldn't say ohk my Mrs or ma'am I'll be with you let me go and call a manager she referred to me as a mousse girl anyway manager got to me telling that they cannot do anything with that was said yesterday that the mousse it's used but I won't take it back because I didn't use it and I still have my old one telling him I got home I did see it with the number on the lead that it was a wrong one the store manager Said I can't help u I took my slip and I told him that am going call castomer care he said go ahead do that I did call yesterday I got I reference number ***9 as am writing this I haven't used anything on my face for days now am upset not happy at all about everything