If you haven't seen this, read the text of the letter she wrote explaining her decision. But be ready, I went through a lot of tissue.
http://www.huffingtonpost.com/2012/11/20/fiona-apple-cancels-tour-stay-home-dying-dog_n_2167320.html
http://www.huffingtonpost.com/2012/11/20/fiona-apple-cancels-tour-stay-home-dying-dog_n_2167320.html