Would really appreciate if dey can clear my name

I opened an credit account wit beares furniture shop in 2014 for my friend well it approved under my name we took an LEd plasma it didn't last for 6 months returned it back to de shop stil paying nd waited for dem to fix or replace in 2015 on de 19th of may dey brought a new plasma nd again it never lasted it only worked for 2/3mnths dey came to fetch it nd I waited nd waited I cudnt pay anymore for somethng dat I'm not even using nd another thing is ir forced to pay for the insurance wen buying a tv on credit so I was wondering y ain't de insurance paying??until dey black listed me