HELP ME PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! "VERY IMPORTANT

I have a ps3 80 GB . I wanted play fifa 2010 but suddenly lines appeared on the screen and the ps3 stopped responding . I tried to restart it but it did no respond so i turned it off from the main supply. I tried to start fifa again but the same thing happened . I tried another game and it worked. however today the same thing happened with the other game and with a couple of games. what is the problem in my ps3 please help me :?

I think your ps3 is over...:(

what do u mean by over :? is the problem in the blue ray or in the hard disk

sounds like the ps3 is ruining the disks...

do u know what is the exact problem