How To Fix Sunglasses Scratch

My glasses are from my injury that I can correct or dog.How something.Please HELP?
So today I went to a store called and bought glasses rue21 sunglasses to party.It went very well with my outfit.So I went home and I showed my family my sunglasses and put them in my room in my desk.I I have 2 dogs and dogs later I started barking and loud that I put in my room and I was quiet.So after a while, I returned to my room to find my sunglasses and could not them.So find that looked down and my dog are up.I was bad and I'm still angry it.I had scratches on the lenses, a scratch on right lens in the upper right side, had bite marks on it.I was so pissed.So wanted to know who could take them back and get another pair that are the same or should I call to the store? In addition, black.And on the side, which was yellow with zebra stripes on it.They do not have a brand, but who are inspired sunglasses or retro Ray-Ban think.PLease i if you find that this aspect, please tell me me.help!
Get your receipt and bring them back to the road 21, was not so long. Could be worse .. I sat in my favorite pair of sunglasses because I have a low car and it was dark and I forgot I was sitting in the seat and all of a sudden I hear a crack and broke my glasses. I had to glue it back together, you can not even say. = D & THEY von zipper over $ 100.