I'm pretty sure with a father and godmother long timers in the music business, I'm pretty sure she knows what she's doing.
For another take that confirms it:
http://www.youtube.com/watch?v=wOwblaKmyVw
She definitely knows what she's doing. You can't go from that "Jolene" video you linked to sitting naked on a wrecking ball[0] in one year, by accident. The interesting thing is that she would choose deliberately to do that.
[0]http://www.youtube.com/watch?v=My2FRPA3Gf8 - note that this song has 20x more views