WHILE DRIVING I SMELLED SMOKE. AFTER LOOKING AROUND I SAW MY BACK SEAT FULL OF SMOKE. I PULLED OVER IMMEDIATELY AND WAS ABLE TO SAFETY GET OUT OF THE VEHICLE. THE TRUNK POPPED OPEN WITH FLAMES COMING OUT. I HAVE A CONVERTIBLE AND THE TOP INSTANTLY IGNITED. THE FIREMEN WHERE ABLE TO PUT OUT THE FIRE BUT THE FIRE SPREAD THROUGH OUT THE CAR.