MY KIDS AND WIFE AND I WAS RIDE THUR TOWN AND MY BACK GLASS ON MY 2007 MUSTANG FELL OUT AND HIT MY 16 YEAR OLD IN HEAD. I HAVE NOTICED FEW DAYS BE4 IT WAS SAGGIN BUT I NEVER THOUGH IT WAS GOING FALL OUT LIKE THAT AND I DONE RESEARCH AND BOUT 80 % OF THESE MUSTANG CONBERTIVE HAVE HAD PROBLEMS WITH THE BACK GLASS DOING FALLING OUT