I ordered a CD and the wrong cd arrived. The seller and eBay refuse to help with a refund or delivery of the correct cd. What do I do now?

Hi, I ordered a CD and the wrong CD arrived. The seller and EBay won’t help. What do I do? | Buying

Hi, I ordered a CD and the wrong CD arrived. The seller and EBay won’t help. What do I do? | Buying | eBay Canada EN