Firstly,Happy Independance Day to our US brothers.But,this just iin , posted by no other than NBC TV News.Sixty-One percent(61% ) of US citizens do not know the words to the national anthem !!By the way,it is called " The Star Spangled Banner " from a poem written by Francis Scott Key,from his view of the British siege at Fort Sumter during the War of 1812-14.