Original version:
"O'er the ramparts we watched, were so gallantly streaming?"
Cyndi Style:
"O'er the ramparts we watched, and our flag was still streaming.."
Mess-up happens at around 0:50, though the whole performance is a bit messy.
I don't really care about it, but I thought some others would so I posted it.
Also, she said on Twitter that she choked up a little because she was remembering 9/11 during the middle.