It's insane! I wish she would have gotten right. To quote the late great Rick James, cocaine is a helluva drug.
I read that she was carried out of a pre-Grammy party while highly intoxicated and blood dripping from her leg. I wouldn't be surprised if she overdosed. It's a shame because she was so talented, one of the best female vocalists of all time. R.I.P. Whitney, may god rest your soul.