HAR!
Actually, my theory is that she's going off the lezzie end of the deep pool. I've seen it happen before, and the extreme hair cut is all part of the ritual.
It really wouldn't surprise me, given the way her parents and handlers took financial advantage of her feminine sexuality growing up. That kind of thing takes its toll.
I actually feel sorry for Britney.
She should move back to Louisian, get an apartment and a job a Burger King, and start over again.