To be devil's advocate a little bit:
1) Are you sure that she really did it (as opposed to someone misinterpreting her or taking it completely out of context)?
2) You say she did it "years ago" -- were the two of you going through a rough patch at some point? Or maybe it was before you were as good friends as you are now?
"What was the name of that cheese that I like?"
"you can't run away forever...but there's nothing wrong with getting a good head start"
"well I hope and I pray, that maybe someday, you'll walk in the room with my heart"