Britney Spears is opening up and wants to let her fans know everything about her pregnancy. And we mean everything. The pop-star Brit tells People magazine she's experiencing "horrible" morning sickness, battling "crazy" hormones and is craving pickles and ice cream as well as tuna fish with cheese. According to wire reports after Brit first got a look at a sonogram of her baby, Spears was speechless. "You can't really say anything. I was emotional. I think it's the best feeling in the world." Spears says that she hasn't yet tried to find out whether it's a boy or a...